10 letters · 13 points in Scrabble
noun (frequently plural) an expense not budgeted or not specified
noun an item that is incidental
adjective (sometimes followed by `to') minor or casual or subordinate in significance or nature or occurring as a chance concomitant or consequence
originEtymology tree English incident 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 incidental From incident + -al.
Etymology from Wiktionary, CC BY-SA 3.0