14 possible answers to
Answers with 3 characters: SAP Answers with 4 characters: DITZ DODO DOLT LOON SIMP TWIT YOYO Answers with 5 characters: BIMBO DUNCE Answers with 6 characters: NITWIT Answers with 8 characters: DUMBBELL Answers with 9 characters: BIRDBRAIN Answers with 10 characters: SPACECADET