Where does “ciumku” come from?

ciumku (Indonesian) comes from Indonesian -ku, from Malay -ku, from Malay ku, from Malay aku, from Proto-Malayic aku, from Proto-Malayo-Polynesian aku, from Proto-Austronesian aku.

Ancestry of “ciumku”, step by step

Step	Language	Word	Meaning
1	Indonesian	-ku	me; my
2	Malay	-ku	me; my
3	Malay	ku	I; me; my
4	Malay	aku	I; me; my
5	Proto-Malayic	aku	I; me; my
6	Proto-Malayo-Polynesian	aku	—
7	Proto-Austronesian	aku	—

Every word from Proto-Austronesian aku →