Where does “keemasan” come from?

keemasan (Malay) comes from Malay ke- -an, from Proto-Malayic *kə- -an, from Proto-Austronesian *ka- -an.

keemasan (Malay): golden

Definitions

keemasan traces back through two separate lines of ancestry.

Step	Language	Word	Meaning
1	Malay	ke- -an	ness; appended to adjectives to form nouns meaning "the state of (the adjective)", "the quality of (the adjective)", or "the measure of (the adjective)"
2	Proto-Malayic	*kə- -an	—
3	Proto-Austronesian	*ka- -an	—

Step	Language	Word	Meaning
1	Malay	emas	gold
2	Sanskrit	माष	any Old World bean; urad