ляпнуть

Russian

ляп (ljap) +‎ -нуть (-nutʹ)

ля́пнуть • (ljápnutʹ) pf (imperfective ля́пать)

(colloquial, derogatory) to blab, to blurt out
(colloquial, derogatory) to hit, to whack, to smack
(colloquial, qualification to verb сказал, derogatory) to straight from the shoulder

Conjugation of ля́пнуть (class 3a perfective transitive)

Note: For declension of participles, see their entries. Adverbial participles are indeclinable.
perfective aspect
infinitive	ля́пнуть ljápnutʹ
participles	present tense	past tense
active	—	ля́пнувший ljápnuvšij
passive	—	ля́пнутый ljápnutyj
adverbial	—	ля́пнув ljápnuv, ля́пнувши ljápnuvši
	present tense	future tense
1st singular (я)	—	ля́пну ljápnu
2nd singular (ты)	—	ля́пнешь ljápnešʹ
3rd singular (он/она́/оно́)	—	ля́пнет ljápnet
1st plural (мы)	—	ля́пнем ljápnem
2nd plural (вы)	—	ля́пнете ljápnete
3rd plural (они́)	—	ля́пнут ljápnut
imperative	singular	plural
	ля́пни ljápni	ля́пните ljápnite
past tense	singular	plural (мы/вы/они́)
masculine (я/ты/он)	ля́пнул ljápnul	ля́пнули ljápnuli
feminine (я/ты/она́)	ля́пнула ljápnula
neuter (оно́)	ля́пнуло ljápnulo