Where does “Cagalingan” come from?

Cagalingan (Tagalog) comes from Tagalog kagalingan, from Tagalog ka- -an, from Proto-Austronesian *ka- -an.

Ancestry of “Cagalingan”, step by step

StepLanguageWordMeaning
1Tagalogkagalingangoodness; healing
2Tagalogka- -anused to form abstract nouns
3Proto-Austronesian*ka- -an—
Every word from Proto-Austronesian *ka- -an →Every word from Tagalog ka- -an →Every word from Tagalog kagalingan →