Where does “uklelein” come from?

uklelein (Marshallese) comes from Marshallese uklele, from English ukulele, from Hawaiian ʻukulele, from Hawaiian ʻuku, from Proto-Polynesian kutu, from Proto-Oceanic kutu, from Proto-Central-Eastern Malayo-Polynesian kutu, from Austronesian *kutu — louse insect.

Ancestry of “uklelein”, step by step

StepLanguageWordMeaning
1Marshalleseuklelea ukulele
2EnglishukuleleA small four-stringed guitar
3HawaiianʻukuleleA small four-stringed guitar, an ukulele
4Hawaiianʻukulouse, flea
5Proto-Polynesiankutulouse
6Proto-Oceanickutulouse generic
7Proto-Central-Eastern Malayo-Polynesiankutu
8Austronesian*kutu
9Proto-Austronesian*kuCuxlouse insect
Every word from Proto-Austronesian *kuCuxEvery word from Austronesian *kutuEvery word from Proto-Central-Eastern Malayo-Polynesian kutu