skrämma

See also: skramma

Swedish

skrämma (present skrämmer, preterite skrämde, supine skrämt, imperative skräm)

to scare, to frighten
Du skrämde mig
You scared me

en skrämmande utveckling
a frightening development

skrämma bort någon
scare someone away
(idiomatic, in "skrämma slag på någon") to really scare someone (closest in strength), to terrify someone, to scare the bejesus/hell/shit out of someone (literally, "scare stroke on someone," as in make them have a stroke – not vulgar)
(idiomatic, in "skrämma livet ur någon") to scare the life out of someone, to scare the hell out of someone
(idiomatic, vulgar, in "skrämma skiten ur någon") to scare the shit out of someone
Du kunde knackat. Du skrämde skiten ur mig!
You could have knocked. You scared the shit out of me!
(idiomatic, in "skrämma någon från vettet" / "skrämma vettet ur någon") to scare someone out of their mind, to scare someone out of their wits (compare vettskrämd)

The passive skrämmas usually has an active meaning as well.

Conjugation of skrämma (weak)

	Active		Passive
Infinitive	skrämma		skrämmas
Supine	skrämt		skrämts
Imperative	skräm		—
Imper. plural¹	skrämmen		—
	Present	Past	Present	Past
Indicative	skrämmer	skrämde	skräms, skrämmes	skrämdes
Ind. plural¹	skrämma	skrämde	skrämmas	skrämdes
Subjunctive²	skrämme	skrämde	skrämmes	skrämdes
	Participles
Present participle	skrämmande
Past participle	skrämd
¹ Archaic. ² Dated. See the appendix on Swedish verbs.

skrämma upp (close to synonymous, but often implies making someone scared for longer, "getting someone into a frightened state" – like the intuition might be for "scare up" if it was used in English)