Where does “-k'” come from?

-k' (Middle Persian) comes from Proto-Iranian -akah, from Proto-Iranian -kah, from Proto-Austronesian ka — if.

Ancestry of “-k'”, step by step

StepLanguageWordMeaning
1Proto-Iranian-akahCreates deadjectival and desubstantival...
2Proto-Iranian-kah—
3Proto-Austronesiankaif

Words derived from “-k'”

Every word from Proto-Austronesian ka →Every word from Proto-Iranian -akah →Every word from Proto-Iranian -kah →