Where does “siczowy” come from?

siczowy (Polish) comes from Polish sicz, from Ukrainian Січ, from Ukrainian сікти, from Ukrainian -ач, from Old East Slavic -ачь, from Proto-Slavic -ačь — Denominal, forming nouns denoting a carrier of a...

siczowy (Polish): sich

Definitions

sich

Ancestry of “siczowy”, step by step

Step	Language	Word	Meaning
1	Polish	sicz	sich
2	Ukrainian	Січ	a Ukrainian cossack autonomous territory or administration. Usually meaning the Zaporozhian Sich
3	Ukrainian	сікти	to chop
4	Ukrainian	-ач	—
5	Old East Slavic	-ачь	—
6	Proto-Slavic	-ačь	Denominal, forming nouns denoting a carrier of a...

Every word from Proto-Slavic -ačь →Every word from Ukrainian -ач →Every word from Ukrainian сікти →