Where does “tuhkaamo” come from?

tuhkaamo (Finnish) comes from Finnish tuhkata, from Finnish tuhka, from Proto-Finnic tuhka, from Proto-Germanic tuskijaną, from Proto-Indo-European dh₂uske-.

Ancestry of “tuhkaamo”, step by step

StepLanguageWordMeaning
1FinnishtuhkataTo cremate
2Finnishtuhkaash
3Proto-Finnictuhkaash
4Proto-Germanictuskijanąto burn, be burning
5Proto-Indo-Europeandh₂uske-—
Every word from Proto-Indo-European dh₂uske- →Every word from Proto-Germanic tuskijaną →Every word from Proto-Finnic tuhka →