From Wiktionary, the free dictionary
*plěskati . Note, some descendants stem from that form.
Onomatopoeic .
*pleskati
to splash , to slap
Conjugation of
*pleskati, *pleska, *pleščetь (?,
-a/j- , s-aorist, accent paradigm ?)
Verbal noun
Infinitive
Supine
L-participle
*pleskanьje
*pleskati
*pleskatъ
*pleskalъ
Participles
Tense
Past
Present
Passive
*pleskanъ
*pleščemъ
Active
*pleskavъ
*pleščę
Aorist
Present
Person
1st
2nd
3rd
1st
2nd
3rd
Singular
*pleskaxъ
*pleska
*pleska
*pleščǫ
*pleščeši
*pleščetь
Dual
*pleskaxově
*pleskasta
*pleskaste
*pleščevě
*pleščeta
*pleščete
Plural
*pleskaxomъ
*pleskaste
*pleskašę
*pleščemъ
*pleščete
*pleščǫtь
Imperfect
Imperative
Person
1st
2nd
3rd
1st
2nd
3rd
Singular
*pleskaaxъ
*pleskaaše
*pleskaaše
—
*plešči
*plešči
Dual
*pleskaaxově
*pleskaašeta
*pleskaašete
*pleščivě
*pleščita
—
Plural
*pleskaaxomъ
*pleskaašete
*pleskaaxǫ
*pleščimъ
*pleščite
—
Conjugation of
*pleskati, *pleska, *pleskajetь (?,
-a- , s-aorist, accent paradigm ?)
Verbal noun
Infinitive
Supine
L-participle
*pleskanьje
*pleskati
*pleskatъ
*pleskalъ
Participles
Tense
Past
Present
Passive
*pleskanъ
*pleskajemъ
Active
*pleskavъ
*pleskaję
Aorist
Present
Person
1st
2nd
3rd
1st
2nd
3rd
Singular
*pleskaxъ
*pleska
*pleska
*pleskajǫ
*pleskaješi
*pleskajetь
Dual
*pleskaxově
*pleskasta
*pleskaste
*pleskajevě
*pleskajeta
*pleskajete
Plural
*pleskaxomъ
*pleskaste
*pleskašę
*pleskajemъ
*pleskajete
*pleskajǫtь
Imperfect
Imperative
Person
1st
2nd
3rd
1st
2nd
3rd
Singular
*pleskaaxъ
*pleskaaše
*pleskaaše
—
*pleskaji
*pleskaji
Dual
*pleskaaxově
*pleskaašeta
*pleskaašete
*pleskajivě
*pleskajita
—
Plural
*pleskaaxomъ
*pleskaašete
*pleskaaxǫ
*pleskajimъ
*pleskajite
—
East Slavic:
South Slavic:
West Slavic:
Vasmer, Max (1964–1973 ) “плеска́ть ”, in Oleg Trubachyov , transl., Этимологический словарь русского языка [Etymological Dictionary of the Russian Language ] (in Russian), Moscow: Progress
Martynaŭ, V. U. , Tsykhun, G. A. , editors (1978–2017 ), “пле́скаць ”, in Этымалагічны слоўнік беларускай мовы [Etymological Dictionary of the Belarusian Language ] (in Belarusian), Minsk: Belaruskaia navuka