Where does “paleodrainage” come from?

paleodrainage (English) comes from English paleo, from Hawaiian leo, from Proto-Polynesian leo, from Proto-Oceanic leqo, from Proto-Oceanic *(qa-)liqoʀ, from Proto-Eastern Malayo-Polynesian *liqəʀ, from Proto-Central-Eastern Malayo-Polynesian *liqəʀ, from Proto-Malayo-Polynesian liqəʀ — neck.

Ancestry of “paleodrainage”, step by step

paleodrainage traces back through two separate lines of ancestry.

via English paleo

StepLanguageWordMeaning
1EnglishpaleoClipping of paleodiet
2Hawaiianleovoice; sound; command; verbal message
3Proto-Polynesianleovoice; language; speech
4Proto-Oceanicleqo—
5Proto-Oceanic*(qa-)liqoʀthroat front part of the neck
6Proto-Eastern Malayo-Polynesian*liqəʀ—
7Proto-Central-Eastern Malayo-Polynesian*liqəʀ—
8Proto-Malayo-Polynesianliqəʀneck
9Proto-Austronesianliqəʀneck

via English drainage

StepLanguageWordMeaning
1EnglishdrainageA natural or artificial removal of fluid from a...
2EnglishdrainA conduit allowing liquid to flow out of an...
3Middle Englishdreinen—
4Old Englishdrēahnianto drain, strain, filter
5Proto-Germanicdrauhnōnąto strain, sieve
6Proto-Germanicdraugizhard, solid; dry
7Proto-Indo-Europeandʰerǵʰ-to strengthen; to strengthen; become hard; to...
8Proto-Indo-Europeandʰer-to support; to hold
Every word from Proto-Austronesian liqəʀ →Every word from Proto-Malayo-Polynesian liqəʀ →Every word from Proto-Central-Eastern Malayo-Polynesian *liqəʀ →