adherir

Catalan

Etymology

Learned borrowing from Latin adhaerēre. The change of conjugation to -ir is expected.

Pronunciation

• IPA^(key): (Central, Balearic) [ə.ðəˈɾi]
• IPA^(key): (Valencia) [a.ðeˈɾiɾ]

• Audio (Barcelona):

  (file)

Verb

adherir (first-person singular present adhereixo, first-person singular preterite adherí, past participle adherit)

1. (ambitransitive) to adhere
2. (pronominal) to adhere [with a ‘to’], to follow

Conjugation

    Conjugation of adherir (third conjugation, with -eix-)

infinitive			adherir
gerund			adherint
past participle				masculine		feminine
		singular		adherit		adherida
		plural		adherits		adherides
person		singular			plural
		first	second	third	first	second	third
indicative		jo	tu	ell/ella vostè	nosaltres nós	vosaltres vós	ells/elles vostès
	present	adhereixo	adhereixes	adhereix	adherim	adheriu	adhereixen
	imperfect	adheria	adheries	adheria	adheríem	adheríeu	adherien
	future	adheriré	adheriràs	adherirà	adherirem	adherireu	adheriran
	preterite	adherí	adherires	adherí	adherírem	adheríreu	adheriren
	conditional	adheriria	adheriries	adheriria	adheriríem	adheriríeu	adheririen
subjunctive		jo	tu	ell/ella vostè	nosaltres nós	vosaltres vós	ells/elles vostès
	present	adhereixi	adhereixis	adhereixi	adherim	adheriu	adhereixin
	imperfect	adherís	adherissis	adherís	adheríssim	adheríssiu	adherissin
imperative		—	tu	vostè	nosaltres	vosaltres vós	vostès
	affirmative	—	adhereix	adhereixi	adherim	adheriu	adhereixin
	negative (no)	—	no adhereixis	no adhereixi	no adherim	no adheriu	no adhereixin

Derived terms

• adheriment

Related terms

• adherència
• adherent
• adhesió
• adhesiu

Further reading

• “adherir”, in Diccionari de la llengua catalana [Dictionary of the Catalan Language] (in Catalan), second edition, Institute of Catalan Studies [Catalan: Institut d'Estudis Catalans], April 2007

Galician

Alternative forms

• aderir (reintegrationist)

Etymology

Learned borrowing from Latin adhaerēre.

Verb

adherir (first-person singular present adhiro, third-person singular present adhire, first-person singular preterite adherín, past participle adherido)

1. to adhere

Conjugation

    Conjugation of adherir (e becomes i when stressed)

	Singular			Plural
	First-person (eu)	Second-person (ti)	Third-person (el / ela / Vde.)	First-person (nós)	Second-person (vós)	Third-person (eles / elas / Vdes.)
Infinitive
Impersonal	adherir
Personal	adherir	adherires	adherir	adherirmos	adherirdes	adheriren
Gerund
	adherindo
Past participle
Masculine	adherido			adheridos
Feminine	adherida			adheridas
Indicative
Present	adhiro	adhires	adhire	adherimos	adherides	adhiren
Imperfect	adhería	adherías	adhería	adheriamos	adheriades	adherían
Preterite	adherín	adheriches	adheriu	adherimos	adheristes	adheriron
Pluperfect	adherira	adheriras	adherira	adheriramos	adherirades	adheriran
Future	adherirei	adherirás	adherirá	adheriremos	adheriredes	adherirán
Conditional	adheriría	adherirías	adheriría	adheririamos	adheririades	adherirían
Subjunctive
Present	adhira	adhiras	adhira	adhiramos	adhirades	adhiran
Imperfect	adherise	adherises	adherise	adherísemos	adherísedes	adherisen
Future	adherir	adherires	adherir	adherirmos	adherirdes	adheriren
Imperative
Affirmative		adhire	adhira	adhiramos	adheride	adhiran
Negative (non)		non adhiras	non adhira	non adhiramos	non adhirades	non adhiran

Further reading

• “adherir”, in Dicionario da Real Academia Galega (in Galician), A Coruña: Royal Galician Academy, 2012–2026

Portuguese

Verb

adherir (first-person singular present adhiro, third-person singular present adhere, first-person singular preterite adheri, past participle adherido)

1. pre-reform spelling (used until 1943 in Brazil and 1911 in Portugal) of aderir

Conjugation

    Conjugation of adherir (i-e alternation in present singular) (See Appendix:Portuguese verbs)

	Singular			Plural
	First-person (eu)	Second-person (tu)	Third-person (ele / ela / você)	First-person (nós)	Second-person (vós)	Third-person (eles / elas / vocês)
Infinitive
Impersonal	adherir
Personal	adherir	adherires	adherir	adherirmos	adherirdes	adherirem
Gerund
	adherindo
Past participle
Masculine	adherido			adheridos
Feminine	adherida			adheridas
Indicative
Present	adhiro	adheres	adhere	adherimos	adheris	adherem
Imperfect	adheria	adherias	adheria	adheríamos	adheríeis	adheriam
Preterite	adheri	adheriste	adheriu	adherimos	adheristes	adheriram
Pluperfect	adherira	adheriras	adherira	adheríramos	adheríreis	adheriram
Future	adherirei	adherirás	adherirá	adheriremos	adherireis	adherirão
Conditional	adheriria	adheririas	adheriria	adheriríamos	adheriríeis	adheririam
Subjunctive
Present	adhira	adhiras	adhira	adhiramos	adhirais	adhiram
Imperfect	adherisse	adherisses	adherisse	adheríssemos	adherísseis	adherissem
Future	adherir	adherires	adherir	adherirmos	adherirdes	adherirem
Imperative
Affirmative		adhere	adhira	adhiramos	adheri	adhiram
Negative (não)		não adhiras	não adhira	não adhiramos	não adhirais	não adhiram

Derived terms

• adherência
• adhesão

Spanish

Etymology

Learned borrowing from Latin adhaerēre (“to cleave, to stick to”).

Pronunciation

• IPA^(key): /adeˈɾiɾ/ [a.ð̞eˈɾiɾ]

• Audio (Venezuela):

  (file)

• Rhymes: -iɾ
• Syllabification: a‧dhe‧rir

Verb

adherir (first-person singular present adhiero, first-person singular preterite adherí, past participle adherido)

1. (transitive, intransitive, reflexive) to adhere, stick

   Synonyms: pegar, (intransitive, dated) adherecer

Conjugation

    Conjugation of adherir (e-ie-i alternation) (See Appendix:Spanish verbs)

infinitive			adherir
gerund			adhiriendo
past participle				masculine		feminine
		singular		adherido		adherida
		plural		adheridos		adheridas
		singular			plural
		1st person	2nd person	3rd person	1st person	2nd person	3rd person
indicative		yo	tú vos	él/ella/ello usted	nosotros nosotras	vosotros vosotras	ellos/ellas ustedes
	present	adhiero	adhierestú adherísvos	adhiere	adherimos	adherís	adhieren
	imperfect	adhería	adherías	adhería	adheríamos	adheríais	adherían
	preterite	adherí	adheriste	adhirió	adherimos	adheristeis	adhirieron
	future	adheriré	adherirás	adherirá	adheriremos	adheriréis	adherirán
	conditional	adheriría	adherirías	adheriría	adheriríamos	adheriríais	adherirían
subjunctive		yo	tú vos	él/ella/ello usted	nosotros nosotras	vosotros vosotras	ellos/ellas ustedes
	present	adhiera	adhierastú adhirásvos2	adhiera	adhiramos	adhiráis	adhieran
	imperfect (ra)	adhiriera	adhirieras	adhiriera	adhiriéramos	adhirierais	adhirieran
	imperfect (se)	adhiriese	adhirieses	adhiriese	adhiriésemos	adhirieseis	adhiriesen
	future1	adhiriere	adhirieres	adhiriere	adhiriéremos	adhiriereis	adhirieren
imperative		—	tú vos	usted	nosotros nosotras	vosotros vosotras	ustedes
	affirmative		adhieretú adherívos	adhiera	adhiramos	adherid	adhieran
	negative		no adhieras	no adhiera	no adhiramos	no adhiráis	no adhieran

¹Rare; now chiefly used in legal language.
²Argentine and Uruguayan voseo prefers the tuteo-form for the present subjunctive.

    Selected combined forms of adherir (e-ie-i alternation)

These forms are generated automatically and may not actually be used. Pronoun usage varies by region.

		singular			plural
		1st person	2nd person	3rd person	1st person	2nd person	3rd person
with infinitive adherir	dative	adherirme	adherirte	adherirle, adherirse	adherirnos	adheriros	adherirles, adherirse
	accusative	adherirme	adherirte	adherirlo, adherirla, adherirse	adherirnos	adheriros	adherirlos, adherirlas, adherirse
with gerund adhiriendo	dative	adhiriéndome	adhiriéndote	adhiriéndole, adhiriéndose	adhiriéndonos	adhiriéndoos	adhiriéndoles, adhiriéndose
	accusative	adhiriéndome	adhiriéndote	adhiriéndolo, adhiriéndola, adhiriéndose	adhiriéndonos	adhiriéndoos	adhiriéndolos, adhiriéndolas, adhiriéndose
with informal second-person singular tuteo imperative adhiere	dative	adhiéreme	adhiérete	adhiérele	adhiérenos	not used	adhiéreles
	accusative	adhiéreme	adhiérete	adhiérelo, adhiérela	adhiérenos	not used	adhiérelos, adhiérelas
with informal second-person singular voseo imperative adherí	dative	adherime	adherite	adherile	adherinos	not used	adheriles
	accusative	adherime	adherite	adherilo, adherila	adherinos	not used	adherilos, adherilas
with formal second-person singular imperative adhiera	dative	adhiérame	not used	adhiérale, adhiérase	adhiéranos	not used	adhiérales
	accusative	adhiérame	not used	adhiéralo, adhiérala, adhiérase	adhiéranos	not used	adhiéralos, adhiéralas
with first-person plural imperative adhiramos	dative	not used	adhirámoste	adhirámosle	adhirámonos	adhirámoos	adhirámosles
	accusative	not used	adhirámoste	adhirámoslo, adhirámosla	adhirámonos	adhirámoos	adhirámoslos, adhirámoslas
with informal second-person plural imperative adherid	dative	adheridme	not used	adheridle	adheridnos	adheríos	adheridles
	accusative	adheridme	not used	adheridlo, adheridla	adheridnos	adheríos	adheridlos, adheridlas
with formal second-person plural imperative adhieran	dative	adhiéranme	not used	adhiéranle	adhiérannos	not used	adhiéranles, adhiéranse
	accusative	adhiéranme	not used	adhiéranlo, adhiéranla	adhiérannos	not used	adhiéranlos, adhiéranlas, adhiéranse

    Conjugation of adherirse (e-ie-i alternation) (See Appendix:Spanish verbs)

infinitive			adherirse
gerund			adhiriéndose
past participle				masculine		feminine
		singular		adherido		adherida
		plural		adheridos		adheridas
		singular			plural
		1st person	2nd person	3rd person	1st person	2nd person	3rd person
personal non-finite		yo	tú vos	él/ella/ello usted	nosotros nosotras	vosotros vosotras	ellos/ellas ustedes
	infinitive	adherirme	adherirte	adherirse	adherirnos	adheriros	adherirse
	gerund	adhiriéndome	adhiriéndote	adhiriéndose	adhiriéndonos	adhiriéndoos	adhiriéndose
indicative		yo	tú vos	él/ella/ello usted	nosotros nosotras	vosotros vosotras	ellos/ellas ustedes
	present	me adhiero	te adhierestú te adherísvos	se adhiere	nos adherimos	os adherís	se adhieren
	imperfect	me adhería	te adherías	se adhería	nos adheríamos	os adheríais	se adherían
	preterite	me adherí	te adheriste	se adhirió	nos adherimos	os adheristeis	se adhirieron
	future	me adheriré	te adherirás	se adherirá	nos adheriremos	os adheriréis	se adherirán
	conditional	me adheriría	te adherirías	se adheriría	nos adheriríamos	os adheriríais	se adherirían
subjunctive		yo	tú vos	él/ella/ello usted	nosotros nosotras	vosotros vosotras	ellos/ellas ustedes
	present	me adhiera	te adhierastú te adhirásvos2	se adhiera	nos adhiramos	os adhiráis	se adhieran
	imperfect (ra)	me adhiriera	te adhirieras	se adhiriera	nos adhiriéramos	os adhirierais	se adhirieran
	imperfect (se)	me adhiriese	te adhirieses	se adhiriese	nos adhiriésemos	os adhirieseis	se adhiriesen
	future1	me adhiriere	te adhirieres	se adhiriere	nos adhiriéremos	os adhiriereis	se adhirieren
imperative		—	tú vos	usted	nosotros nosotras	vosotros vosotras	ustedes
	affirmative		adhiéretetú adheritevos	adhiérase	adhirámonos	adheríos	adhiéranse
	negative		no te adhieras	no se adhiera	no nos adhiramos	no os adhiráis	no se adhieran

¹Rare; now chiefly used in legal language.
²Argentine and Uruguayan voseo prefers the tuteo-form for the present subjunctive.

Derived terms

• adherible

Related terms

• adherencia
• adherente
• adhesión
• adhesivo

Further reading

• “adherir”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8.1, Royal Spanish Academy [Spanish: Real Academia Española], 15 December 2025