| Slow |
| Mute |
| Silly |
| Inane |
| Thick |
| Dense |
| Silent |
| Stupid |
| Idiotic |
| Foolish |
| Moronic |
| Asinine |
| ___ Dora |
| Not smart |
| Senseless? |
| Speechless |
| Like Tommy |
| Boneheaded |
| Unthinking |
| Half-baked |
| Thickheaded |
| Half-witted |
| Slow-witted |
| Kind of bell |
| Type of luck |
| Like a rock? |
| Kind of luck |
| Empty-headed |
| Unintelligent |
| Kind of waiter |
| Type of waiter |
| Waiter or bell |
| Waiter's intro |
| Unable to speak |
| Like some errors |
| Bell predecessor |
| Sharp's opposite |
| Prefix for struck |
| Not bright at all |
| Hardly Einsteinian |
| Smart? No, way off |
| Like some mistakes |
| Like a "doh!" moment |
| Simplify, with "down |
| One way to be struck |
| Hardly Ph.D. material |
| Kind of waiter or bell |
| Type of bell or waiter |
| Type of waiter or bell |
| Waiter or bell preceder |
| Make simpler, with "down |
| Word with bell or waiter |
| Word with waiter or bell |
| Oversimplify, with "down |
| Bell" or "waiter" starter |
| Word before luck or cluck |
| Prefix for "bell" or "found |
| Small food lift, ... waiter |
| Prefix with "bell" or "found |
| Make absurdly easy, with "down |
| Word in a Jim Carrey film title |
| Cry made repeatedly while slapping the forehead |
| Word said three times while smacking the forehead |