20 possible answers to
Answers with 3 characters: BEG VEX Answers with 4 characters: KNOT Answers with 5 characters: ADDLE BEFOG POSER REBUS Answers with 6 characters: BAFFLE BEMUSE ENIGMA TEASER Answers with 7 characters: NONPLUS PARADOX MYSTIFY PERPLEX Answers with 8 characters: EATSDIRT BEWILDER Answers with 9 characters: DUMBFOUND Answers with 11 characters: BRAINTEASER Answers with 12 characters: PUTINTHEDARK