Where does “tephritic” come from?

tephritic (English) comes from English tephrite, from Latin tephritis, from Ancient Greek τεφρῖτις, from Ancient Greek τέφρα, from Proto-Indo-European dʰegʷʰ- — to burn; warm, hot.

tephritic (English): Of or relating to tephrite

Definitions

Of or relating to tephrite

Ancestry of “tephritic”, step by step

tephritic traces back through two separate lines of ancestry.

via English tephrite

Step	Language	Word	Meaning
1	English	tephrite	An igneous rock consisting essentially of...
2	Latin	tephritis	An ash-colored kind of precious stone
3	Ancient Greek	τεφρῖτις	—
4	Ancient Greek	τέφρα	ashes, as of the funeral pyre
5	Proto-Indo-European	dʰegʷʰ-	to burn; warm, hot

via English ic

Step	Language	Word	Meaning
1	English	ic	related or pertaining to; having the character of

Every word from Proto-Indo-European dʰegʷʰ- →Every word from Ancient Greek τέφρα →Every word from Ancient Greek τεφρῖτις →