Where does “nielekki” come from?

nielekki (Polish) comes from Polish nie-, from Old Polish nie-, from Old Polish nie, from Proto-Slavic ne, from Proto-Balto-Slavic nē, from Proto-Indo-European né — not; no.

nielekki (Polish): heavyish

Definitions

heavyish

Ancestry of “nielekki”, step by step

Step	Language	Word	Meaning
1	Polish	nie-	un-, dis-, -less, non-
2	Old Polish	nie-	generic negation prefix, used for adjectives, adverbs and participles; un-, dis-, -less, non
3	Old Polish	nie	negation particle; no, not
4	Proto-Slavic	ne	not
5	Proto-Balto-Slavic	nē	not
6	Proto-Indo-European	né	not; no

Every word from Proto-Indo-European né →Every word from Polish nie- →Every word from Proto-Balto-Slavic nē →