15 letters · 31 points in Scrabble
noun attributing to outside causes
noun embodying in an outward form
originEtymology tree English externalize Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin -ātiōlbor. Old French -ationbor. Middle English -acioun English -ation English externalization From externalize + -ation.
Etymology from Wiktionary, CC BY-SA 3.0