13 letters · 13 points in Scrabble
adjective relating to or constituting or involving an institution
adjective organized as or forming an institution
originEtymology tree English institution Proto-Indo-European *h₂el-der.? Proto-Italic *-ālis Latin -ālisbor. Old French -albor. ▲ Latin -ālis Old French -elbor. ▲ Latin -ālisbor. Middle English -al English -al English institutional From institution + -al.
Etymology from Wiktionary, CC BY-SA 3.0