Where does “तपस्वी” come from?

तपस्वी (Sanskrit) comes from Sanskrit तपस्य, from Sanskrit तपस्, from Proto-Indo-Iranian tápas, from Proto-Indo-European tépos, from Proto-Indo-European tep- — to be warm, be hot.

Ancestry of “तपस्वी”, step by step

StepLanguageWordMeaning
1Sanskritतपस्य
2Sanskritतपस्warmth, heat; pain, suffering; religious...
3Proto-Indo-Iraniantápasheat
4Proto-Indo-Europeantéposheat, warmth
5Proto-Indo-Europeantep-to be warm, be hot

Words derived from “तपस्वी

Every word from Proto-Indo-European tep-Every word from Proto-Indo-European téposEvery word from Proto-Indo-Iranian tápas