fastslå

Norwegian Bokmål

Etymology

From fast +‎ slå.

Verb

fastslå (imperative fastslå, present tense fastslår, passive fastslås, simple past fastslo, past participle fastslått, present participle fastslående)

to establish, ascertain, prove

References

“fastslå” in The Bokmål Dictionary.
“fastslå” in Det Norske Akademis ordbok (NAOB).

Norwegian Nynorsk

Etymology

From fast +‎ slå.

Verb

fastslå (present tense fastslår, past tense fastslo, past participle fastslege or fastslått, passive infinitive fastslåast, present participle fastslåande, imperative fastslå)

to establish, ascertain, prove

References

“fastslå” in The Nynorsk Dictionary.

Swedish

Etymology

fast (“fixed”) +‎ slå (“hit”)

Verb

fastslå (present fastslår, preterite fastslog, supine fastslagit, imperative fastslå)

to (claim to) firmly establish, to ascertain, to determine
Synonym: slå fast

De fastslog att kvinnan var trovärdig
They determined the woman was trustworthy

Conjugation

Conjugation of *fastslå* (class 6 strong)
	active		passive
infinitive	fastslå		fastslås
supine	fastslagit		fastslagits
imperative	fastslå		—
imper. plural¹	fastslån		—
	present	past	present	past
indicative	fastslår	fastslog	fastslås	fastslogs
ind. plural¹	fastslå	fastslogo	fastslås	fastslogos
subjunctive²	fastslå	fastsloge	fastslås	fastsloges

present participle		fastslående
past participle		fastslagen

¹ Archaic. ² Dated. See the appendix on Swedish verbs.

References