9 letters · 10 points in Scrabble
originEtymology tree Proto-Indo-European *teh₂g- Proto-Italic *tangō Latin tangō Latin tangēns Latin tangentembor. English tangent Proto-Italic *-ālis Latin -ālisbor. Old French -albor. ▲ Latin -ālis Old French -elbor. ▲ Latin -ālisbor. Middle English -al English -al English tangental From tangent + -al.
Etymology from Wiktionary, CC BY-SA 3.0