9 letters · 13 points in Scrabble
noun a person of less than normal intelligence
adjective below normal or average
originEtymology tree Proto-Indo-European *upó Proto-Italic *supo Latin sub Latin sub-der. English sub- Latin norma Proto-Indo-European *h₂el-der.? Proto-Italic *-ālis Latin -ālis Latin nōrmālisder. English normal English subnormal From sub- + normal.
Etymology from Wiktionary, CC BY-SA 3.0