Where does “tycka” come from?

tycka (Swedish) comes from Polish tyćki, from Polish -ki, from Proto-Slavic -ъkъ, from Proto-Slavic -kъ, from Proto-Indo-European -kos — Creates deadjectival and desubstantival...

tycka (Swedish): to think of, to have an opinion about; to opine,...

Definitions

to think of, to have an opinion about; to opine,...

Ancestry of “tycka”, step by step

tycka traces back through two separate lines of ancestry.

via Polish tyćki

Step	Language	Word	Meaning
1	Polish	tyćki	—
2	Polish	-ki	forms masculine adjectives
3	Proto-Slavic	-ъkъ	Forms diminutives from old u-stem nouns;...
4	Proto-Slavic	-kъ	Deverbal, forms token nouns; From expressive or...
5	Proto-Indo-European	-kos	Creates deadjectival and desubstantival...

via Old Swedish þykkia

Step	Language	Word	Meaning
1	Old Swedish	þykkia	to seem, to appear; to consider, to regard
2	Old Norse	þykkja	to be thought to be, seem to be, be esteemed or...
3	Proto-Germanic	þunkijaną	to seem, to appear

Words derived from “tycka”

Every word from Proto-Indo-European -kos →Every word from Proto-Slavic -kъ →Every word from Proto-Slavic -ъkъ →