Reconstruction:Proto-Slavic/-akъ

Etymology
Deverbal derivations are easily secondary, motivated by parallel formations, e.g.
 * North Slavic ← *est < *ed-ti :.

Comparison with cognates in other Indo-European languages indicates antiquity of deadjectival formations:
 * Ancient Greek → νέᾱξ, νέᾱκος : Slavic  →
 * Lithuanian →

Cognate with 🇨🇬 (see Etymology 2).

Suffix

 * → *prosjakъ >
 * → *prosjakъ >
 * → *prosjakъ >
 * → *prosjakъ >
 * → *prosjakъ >
 * → *prosjakъ >
 * → *prosjakъ >
 * → *prosjakъ >
 * → *prosjakъ >
 * → *prosjakъ >
 * → *prosjakъ >
 * → *prosjakъ >
 * → *prosjakъ >
 * → *prosjakъ >

Descendants

 * East Slavic:
 * South Slavic:
 * Old Church Slavonic:
 * Serbo-Croatian:
 * West Slavic:
 * Sorbian:
 * Yiddish:
 * Serbo-Croatian:
 * West Slavic:
 * Sorbian:
 * Yiddish:
 * Serbo-Croatian:
 * West Slavic:
 * Sorbian:
 * Yiddish:
 * West Slavic:
 * Sorbian:
 * Yiddish:
 * Sorbian:
 * Yiddish:
 * Sorbian:
 * Yiddish:
 * Yiddish:
 * Yiddish:
 * Yiddish: