WordWeb Online

1. Stupid, slow witted or dull
   "Anyone know how Lawrence got to be such a thick-skulled bigot?";
   - blockheaded [informal], boneheaded [informal], duncical [informal], duncish [informal], fatheaded [informal], loggerheaded [informal], thick [informal], thickheaded [informal], wooden-headed [informal], pea-brained [informal], muttonheaded [informal], birdbrained [informal], knuckleheaded [informal], dunderheaded [informal], chuckleheaded [informal], thick-witted [informal]

See also: stupid