chuckleheaded
/ˈtʃʌkəlˌhɛdɪd/
adjective
- Silly, foolish, or stupid in behavior or thinking.
- The chuckleheaded plan to build a sandcastle at high tide was doomed from the start.
- She gave a chuckleheaded grin after tripping over her own feet.
- His chuckleheaded decision to skip studying led to a poor grade.