Where does “kuku-” come from?

kuku- (Finnish) comes from Proto-Eastern Malayo-Polynesian kuku, from Proto-Central-Eastern Malayo-Polynesian kuku, from Proto-Malayo-Polynesian kukuh, from Proto-Austronesian kuSkuS — nail.

Ancestry of “kuku-”, step by step

kuku- traces back through 3 separate lines of ancestry.

via Proto-Eastern Malayo-Polynesian kuku

StepLanguageWordMeaning
1Proto-Eastern Malayo-Polynesiankuku—
2Proto-Central-Eastern Malayo-Polynesiankuku—
3Proto-Malayo-Polynesiankukuhnail
4Proto-AustronesiankuSkuSnail

via Proto-Oceanic kuku

StepLanguageWordMeaning
1Proto-Oceanickukunail

via Proto-Austronesian *kukuh

StepLanguageWordMeaning
1Proto-Austronesian*kukuh—

Words derived from “kuku-”

Every word from Proto-Austronesian kuSkuS →Every word from Proto-Malayo-Polynesian kukuh →Every word from Proto-Central-Eastern Malayo-Polynesian kuku →