Where does “??” come from?

?? (Magadhi Prakrit) comes from Sanskrit फल, from Proto-Dravidian *paẓam, from Proto-Dravidian *paẓV- — to ripen, mature.

Ancestry of “??”, step by step

StepLanguageWordMeaning
1Sanskritफलcoral swirl; fruit; kernel or seed of a fruit
2Proto-Dravidian*paẓam—
3Proto-Dravidian*paẓV-to ripen, mature
Every word from Proto-Dravidian *paẓV- →Every word from Proto-Dravidian *paẓam →Every word from Sanskrit फल →