[1][2][3][4] Pryłucki was a respected attorney and was said to have had "leadership over the scattered (non-Zionist) national clubs, societies, and groups".
[5] In 1910–1936, Pryłucki was the editor of the Folkist newspaper Warszawer Togblat (The Warsaw Daily), later renamed as Der Moment.
Elected as a member of the Legislative Sejm in 1919, he had to resign his seat because he was not a Polish citizen.
After obtaining Polish citizenship, in 1922–1927 he was reelected to the Sejm on the Bloc of National Minorities list.
Pryłucki authored numerous books on Yiddish folklore, philology, culture and theatre, published in Warsaw.