opak

Czech

Etymology

Inherited from Old Czech opak, from Proto-Slavic *opakъ.

Pronunciation

• IPA^(key): [ˈopak]

• Audio:

  (file)

Noun

opak m inan

1. opposite

Declension

Declension of opak (velar masculine inanimate)

	singular	plural
nominative	opak	opaky
genitive	opaku	opaků
dative	opaku	opakům
accusative	opak	opaky
vocative	opaku	opaky
locative	opaku	opacích
instrumental	opakem	opaky

Related terms

• opačný
• opakovat
• opáčit

Further reading

• “opak”, in Příruční slovník jazyka českého (in Czech), 1935–1957
• “opak”, in Slovník spisovného jazyka českého (in Czech), 1960–1971, 1989
• “opak”, in Internetová jazyková příručka (in Czech), 2008–2026

German

Pronunciation

• IPA^(key): /oˈpaːk/

• Audio:

  (file)

• Rhymes: -aːk

Adjective

opak (strong nominative masculine singular opaker, comparative opaker, superlative am opaksten)

1. opaque

   Synonym: lichtundurchlässig

   Graphit ist im Gegensatz zu Diamant opak. ― Contrary to diamond, graphite is opaque.

Declension

Positive forms of opak

number & gender		singular			plural
		masculine	feminine	neuter
predicative		er ist opak	sie ist opak	es ist opak	sie sind opak
strong declension (without article)	nominative	opaker	opake	opakes	opake
	genitive	opaken	opaker	opaken	opaker
	dative	opakem	opaker	opakem	opaken
	accusative	opaken	opake	opakes	opake
weak declension (with definite article)	nominative	der opake	die opake	das opake	die opaken
	genitive	des opaken	der opaken	des opaken	der opaken
	dative	dem opaken	der opaken	dem opaken	den opaken
	accusative	den opaken	die opake	das opake	die opaken
mixed declension (with indefinite article)	nominative	ein opaker	eine opake	ein opakes	(keine) opaken
	genitive	eines opaken	einer opaken	eines opaken	(keiner) opaken
	dative	einem opaken	einer opaken	einem opaken	(keinen) opaken
	accusative	einen opaken	eine opake	ein opakes	(keine) opaken

Comparative forms of opak

number & gender		singular			plural
		masculine	feminine	neuter
predicative		er ist opaker	sie ist opaker	es ist opaker	sie sind opaker
strong declension (without article)	nominative	opakerer	opakere	opakeres	opakere
	genitive	opakeren	opakerer	opakeren	opakerer
	dative	opakerem	opakerer	opakerem	opakeren
	accusative	opakeren	opakere	opakeres	opakere
weak declension (with definite article)	nominative	der opakere	die opakere	das opakere	die opakeren
	genitive	des opakeren	der opakeren	des opakeren	der opakeren
	dative	dem opakeren	der opakeren	dem opakeren	den opakeren
	accusative	den opakeren	die opakere	das opakere	die opakeren
mixed declension (with indefinite article)	nominative	ein opakerer	eine opakere	ein opakeres	(keine) opakeren
	genitive	eines opakeren	einer opakeren	eines opakeren	(keiner) opakeren
	dative	einem opakeren	einer opakeren	einem opakeren	(keinen) opakeren
	accusative	einen opakeren	eine opakere	ein opakeres	(keine) opakeren

Superlative forms of opak

number & gender		singular			plural
		masculine	feminine	neuter
predicative		er ist am opaksten	sie ist am opaksten	es ist am opaksten	sie sind am opaksten
strong declension (without article)	nominative	opakster	opakste	opakstes	opakste
	genitive	opaksten	opakster	opaksten	opakster
	dative	opakstem	opakster	opakstem	opaksten
	accusative	opaksten	opakste	opakstes	opakste
weak declension (with definite article)	nominative	der opakste	die opakste	das opakste	die opaksten
	genitive	des opaksten	der opaksten	des opaksten	der opaksten
	dative	dem opaksten	der opaksten	dem opaksten	den opaksten
	accusative	den opaksten	die opakste	das opakste	die opaksten
mixed declension (with indefinite article)	nominative	ein opakster	eine opakste	ein opakstes	(keine) opaksten
	genitive	eines opaksten	einer opaksten	eines opaksten	(keiner) opaksten
	dative	einem opaksten	einer opaksten	einem opaksten	(keinen) opaksten
	accusative	einen opaksten	eine opakste	ein opakstes	(keine) opaksten

Derived terms

• opake Bildung
• Opazität f

Further reading

• “opak” in Duden online
• “opak”, in Digitales Wörterbuch der deutschen Sprache‎^[1] (in German)

Polish

Etymology

Etymology tree

Proto-Slavic *opakъ

Polish opak

Inherited from Proto-Slavic *opakъ.

Pronunciation

• IPA^(key): /ˈɔ.pak/

• Audio:

  (file)

• Rhymes: -ɔpak
• Syllabification: o‧pak

Adverb

opak (not comparable)

1. (archaic) contrariwise, awry, conversely

   Synonyms: na opak, odwrotnie

Noun

opak m inan

1. (rare) reverse (opposite side)

Declension

Declension of opak

	singular	plural
nominative	opak	opaki
genitive	opaku	opaków
dative	opakowi	opakom
accusative	opak	opaki
instrumental	opakiem	opakami
locative	opaku	opakach
vocative	opaku	opaki

Derived terms

adjective

• opaczny

Further reading

• “opak”, in Polish dictionaries at PWN‎^[2] (in Polish)
• Wanda Decyk-Zięba, editor (2018-2022), “opak”, in Dydaktyczny Słownik Etymologiczno-historyczny Języka Polskiego [A Didactic, Historical, Etymological Dictionary of the Polish Language] (in Polish), →ISBN

Serbo-Croatian

Etymology

Inherited from Proto-Slavic *opakъ.

Pronunciation

• IPA^(key): /ôpaːk/
• Hyphenation: o‧pak

Adjective

ȍpāk (Cyrillic spelling о̏па̄к, definite ȍpākī, comparative opakiji)

1. wicked, evil

   opaka maćeha ― wicked stepmother (in fairy tales)

2. severe, pernicious (of a disease)
3. malicious, malignant, spiteful

Declension

positive indefinite forms

singular		masculine	feminine	neuter
nominative		opak	opaka	opako
genitive		opaka	opake	opaka
dative		opaku	opakoj	opaku
accusative	inanimate animate	opak opaka	opaku	opako
vocative		opak	opaka	opako
locative		opaku	opakoj	opaku
instrumental		opakim	opakom	opakim
plural		masculine	feminine	neuter
nominative		opaki	opake	opaka
genitive		opakih	opakih	opakih
dative		opakim(a)	opakim(a)	opakim(a)
accusative		opake	opake	opaka
vocative		opaki	opake	opaka
locative		opakim(a)	opakim(a)	opakim(a)
instrumental		opakim(a)	opakim(a)	opakim(a)

positive definite forms

singular		masculine	feminine	neuter
nominative		opaki	opaka	opako
genitive		opakog(a)	opake	opakog(a)
dative		opakom(u/e)	opakoj	opakom(u/e)
accusative	inanimate animate	opaki opakog(a)	opaku	opako
vocative		opaki	opaka	opako
locative		opakom(e/u)	opakoj	opakom(e/u)
instrumental		opakim	opakom	opakim
plural		masculine	feminine	neuter
nominative		opaki	opake	opaka
genitive		opakih	opakih	opakih
dative		opakim(a)	opakim(a)	opakim(a)
accusative		opake	opake	opaka
vocative		opaki	opake	opaka
locative		opakim(a)	opakim(a)	opakim(a)
instrumental		opakim(a)	opakim(a)	opakim(a)

comparative forms

singular		masculine	feminine	neuter
nominative		opakiji	opakija	opakije
genitive		opakijeg(a)	opakije	opakijeg(a)
dative		opakijem(u)	opakijoj	opakijem(u)
accusative	inanimate animate	opakiji opakijeg(a)	opakiju	opakije
vocative		opakiji	opakija	opakije
locative		opakijem(u)	opakijoj	opakijem(u)
instrumental		opakijim	opakijom	opakijim
plural		masculine	feminine	neuter
nominative		opakiji	opakije	opakija
genitive		opakijih	opakijih	opakijih
dative		opakijim(a)	opakijim(a)	opakijim(a)
accusative		opakije	opakije	opakija
vocative		opakiji	opakije	opakija
locative		opakijim(a)	opakijim(a)	opakijim(a)
instrumental		opakijim(a)	opakijim(a)	opakijim(a)

superlative forms

singular		masculine	feminine	neuter
nominative		najopakiji	najopakija	najopakije
genitive		najopakijeg(a)	najopakije	najopakijeg(a)
dative		najopakijem(u)	najopakijoj	najopakijem(u)
accusative	inanimate animate	najopakiji najopakijeg(a)	najopakiju	najopakije
vocative		najopakiji	najopakija	najopakije
locative		najopakijem(u)	najopakijoj	najopakijem(u)
instrumental		najopakijim	najopakijom	najopakijim
plural		masculine	feminine	neuter
nominative		najopakiji	najopakije	najopakija
genitive		najopakijih	najopakijih	najopakijih
dative		najopakijim(a)	najopakijim(a)	najopakijim(a)
accusative		najopakije	najopakije	najopakija
vocative		najopakiji	najopakije	najopakija
locative		najopakijim(a)	najopakijim(a)	najopakijim(a)
instrumental		najopakijim(a)	najopakijim(a)	najopakijim(a)

Synonyms

• zao

Further reading

• “opak”, in Hrvatski jezični portal [Croatian language portal] (in Serbo-Croatian), 2006–2026

Turkish

Etymology

Borrowed from French opaque.

Pronunciation

• IPA^(key): /oˈpak/
• Hyphenation: o‧pak

Adjective

opak

1. (of a color) dull, matt

   Synonyms: donuk, mat

2. Not letting light to pass through, not translucent.

   Antonyms: saydam, şeffaf, transparan

Declension

Predicative forms of opak

present tense
	positive declarative	positive interrogative
ben (I am)	opağım	opak mıyım?
sen (you are)	opaksın	opak mısın?
o (he/she/it is)	opak / opaktır	opak mı?
biz (we are)	opağız	opak mıyız?
siz (you are)	opaksınız	opak mısınız?
onlar (they are)	opak(lar)	opak(lar) mı?
past tense
	positive declarative	positive interrogative
ben (I was)	opaktım	opak mıydım?
sen (you were)	opaktın	opak mıydın?
o (he/she/it was)	opaktı	opak mıydı?
biz (we were)	opaktık	opak mıydık?
siz (you were)	opaktınız	opak mıydınız?
onlar (they were)	opaktılar	opak mıydılar?
indirect past
	positive declarative	positive interrogative
ben (I was)	opakmışım	opak mıymışım?
sen (you were)	opakmışsın	opak mıymışsın?
o (he/she/it was)	opakmış	opak mıymış?
biz (we were)	opakmışız	opak mıymışız?
siz (you were)	opakmışsınız	opak mıymışsınız?
onlar (they were)	opakmışlar	opak mıymışlar?
conditional
	positive declarative	positive interrogative
ben (if I)	opaksam	opak mıysam?
sen (if you)	opaksan	opak mıysan?
o (if he/she/it)	opaksa	opak mıysa?
biz (if we)	opaksak	opak mıysak?
siz (if you)	opaksanız	opak mıysanız?
onlar (if they)	opaksalar	opak mıysalar?

For negative forms, use the appropriate form of değil.

Related terms

• opasite

Further reading

• “opak”, in Turkish dictionaries, Türk Dil Kurumu