| Flat-faced "Star Wars" character | 42 |
| Flat-ended instrument | 21 |
| Flat-crowned hats | 17 |
| Flat-crowned hat | 16 |
| Flat-crowned cap | 16 |
| Flat-changing tool | 18 |
| Flat-brimmed hat | 16 |
| Flat-bottomed vessels | 21 |
| Flat-bottomed vessel | 20 |
| Flat-bottomed transport | 23 |
| Flat-bottomed sled | 18 |
| Flat-bottomed rowboats | 22 |
| Flat-bottomed rowboat | 21 |
| Flat-bottomed riverboat | 23 |
| Flat-bottomed river craft | 25 |
| Flat-bottomed river boats | 25 |
| Flat-bottomed river boat | 24 |
| Flat-bottomed hauler | 20 |
| Flat-bottomed harbor boats | 26 |
| Flat-bottomed freighter | 23 |
| Flat-bottomed freight boat | 26 |
| Flat-bottomed floater | 21 |
| Flat-bottomed fishing boat | 26 |
| Flat-bottomed craft | 19 |
| Flat-bottomed case | 18 |
| Flat-bottomed canal boats | 25 |
| Flat-bottomed boats | 19 |
| Flat-bottomed boat | 18 |
| Flat-bottomed barge | 19 |
| Flat-bottom open boat | 21 |
| Flat-bottom freight boat | 24 |
| Flat-bottom boats | 17 |
| Flat-bottom boat | 16 |
| Flat-bodied bottom feeder | 25 |
| Flat-bladed implement | 21 |
| Flat, woven rug from the Middle East | 36 |
| Flat, thick piece | 17 |
| Flat, steep-edged tablelands | 28 |
| Flat, round seals | 17 |
| Flat, round glass dish | 22 |
| Flat, round cake | 16 |
| Flat, messy do on a hot day, perhaps | 36 |
| Flat, like photos of stately houses? | 36 |
| Flat, like beer | 15 |
| Flat, in ads | 12 |
| Flat, heavy pans | 16 |
| Flat, for short | 15 |
| Flat, for one: Abbr. | 20 |
| Flat, for example | 17 |
| Flat, e.g.: Abbr. | 17 |
| Flat, e.g. | 10 |
| Flat, circular plate | 20 |
| Flat, circular objects | 22 |
| Flat, circular object | 21 |
| Flat, broad and thick piece | 27 |
| Flat, as in geometry | 20 |
| Flat, as cola | 13 |
| Flat's need | 15 |
| Flat's lack | 15 |
| Flat ___ pancake | 16 |
| Flat ___ (some proponents of I.R.S. reform) | 43 |
| Flat __ pancake | 15 |
| Flat vessels | 12 |
| Flat vacancy sign | 17 |
| Flat unleavened bread | 21 |
| Flat units in a six-pack? | 25 |
| Flat turndown | 13 |
| Flat toppers | 12 |
| Flat topper | 11 |
| Flat top? | 9 |
| Flat top | 8 |
| Flat tire's loss | 20 |
| Flat tire sound | 15 |
| Flat tire indicator | 19 |
| Flat tire causes | 16 |
| Flat timber | 11 |
| Flat things? | 12 |
| Flat takers | 11 |
| Flat taker | 10 |
| Flat tableland with steep edges | 31 |
| Flat tableland | 14 |
| Flat surfaces of the skull | 26 |
| Flat surfaces | 13 |
| Flat surface | 12 |
| Flat substitutes that are round | 31 |
| Flat substitute | 15 |
| Flat straw hat | 14 |
| Flat storage site | 17 |
| Flat storage place | 18 |
| Flat stones, in Mexico | 22 |
| Flat spots | 10 |
| Flat sound? | 11 |
| Flat sound | 10 |
| Flat solution | 13 |
| Flat sign? | 10 |
| Flat sign, maybe | 16 |
| Flat sign | 9 |
| Flat sides | 10 |
| Flat side | 9 |
| Flat sheet? | 11 |