Where does “pantay-dagat” come from?

pantay-dagat (Tagalog) comes from Tagalog dagat, from Proto-Malayo-Polynesian daʀat — littoral sea.

pantay-dagat (Tagalog): sea level

Definitions

  1. sea level

Ancestry of “pantay-dagat”, step by step

pantay-dagat traces back through two separate lines of ancestry.

via Tagalog dagat

StepLanguageWordMeaning
1Tagalogdagatocean, sea; bay, gulf; lake
2Proto-Malayo-Polynesiandaʀatlittoral sea

via Tagalog pantay

StepLanguageWordMeaning
1Tagalogpantaylevel; even
2Proto-Malayo-Polynesian*pantay
Every word from Proto-Malayo-Polynesian daʀatEvery word from Tagalog dagat