Where does “*ika-” come from?

*ika- (Proto-Malayo-Polynesian) comes from Proto-Austronesian Sika-, from Finnish Sika, from Proto-Finnic cika, from Proto-West Germanic tigā — she-goat.

Ancestry of “*ika-”, step by step

StepLanguageWordMeaning
1Proto-AustronesianSika-—
2FinnishSikaPig the twelfth animal in the 12-year cycle in Chinese zodiac
3Proto-Finniccikapig
4Proto-West Germanictigāshe-goat

Words derived from “*ika-”

Every word from Proto-West Germanic tigā →Every word from Proto-Finnic cika →Every word from Finnish Sika →