Where does “காப்பிடு” come from?

காப்பிடு (Tamil) comes from Tamil காப்பு, from Tamil கா, from Proto-Dravidian *kā- — to protect, guard.

Ancestry of “காப்பிடு”, step by step

காப்பிடு traces back through two separate lines of ancestry.

via Tamil காப்பு

StepLanguageWordMeaning
1Tamilகாப்புwatching, caution, vigilance, preservation, defence, guard, protection
2Tamilகாthe alphasyllabic combination of
3Proto-Dravidian*kā-to protect, guard

via Tamil இடு

StepLanguageWordMeaning
1Tamilஇடுto lay, place
Every word from Proto-Dravidian *kā- →Every word from Tamil கா →Every word from Tamil காப்பு →