10 letters · 14 points in Scrabble
verb bestow a quality on
verb contribute to some cause
verb be conducive to
originPIE word *tréyes From Latin contribūtus, perfect passive participle of contribuō (“to bring together; to unite”), from con- (“together”) + tribuō (“to bestow”), from tribus (“tribe”), derived from trēs (“three”), from Proto-Italic *trēs, from Proto-Indo-European *tréyes.
Etymology from Wiktionary, CC BY-SA 3.0