| Less matte | 10 |
| Less manifold | 13 |
| Less mad | 8 |
| Less ludicrous | 14 |
| Less lucid | 10 |
| Less loyal | 10 |
| Less low | 8 |
| Less loutish | 12 |
| Less lopsided | 13 |
| Less loose | 10 |
| Less loopy | 10 |
| Less loony | 10 |
| Less long-winded | 16 |
| Less logical | 12 |
| Less lofty | 10 |
| Less loco | 9 |
| Less loaded | 11 |
| Less lively | 11 |
| Less lit | 8 |
| Less limited | 12 |
| Less limber | 11 |
| Less likely to win the race | 27 |
| Less likely to win a race | 25 |
| Less likely to survive, perhaps | 31 |
| Less likely to stay inflated | 28 |
| Less likely to start a trend | 28 |
| Less likely to start a conversation | 35 |
| Less likely to split | 20 |
| Less likely to reveal too much | 30 |
| Less likely to reconcile | 24 |
| Less likely to quit | 19 |
| Less likely to put up a fight | 29 |
| Less likely to offend | 21 |
| Less likely to mix | 18 |
| Less likely to mingle | 21 |
| Less likely to make mistakes | 28 |
| Less likely to lose it | 22 |
| Less likely to let you down | 27 |
| Less likely to leave things out | 31 |
| Less likely to laugh | 20 |
| Less likely to have waffles | 27 |
| Less likely to gush | 19 |
| Less likely to give in | 22 |
| Less likely to fly? | 19 |
| Less likely to float away | 25 |
| Less likely to double-cross | 27 |
| Less likely to crack | 20 |
| Less likely to collapse | 23 |
| Less likely to cause injury | 27 |
| Less likely to catch on | 23 |
| Less likely to break | 20 |
| Less likely to betray | 21 |
| Less likely to be winded | 24 |
| Less likely to be taken for a ride | 34 |
| Less likely to be seen | 22 |
| Less likely to be read | 22 |
| Less likely to be in Mensa | 26 |
| Less likely to be hit by a hurricane | 36 |
| Less likely to be given up | 26 |
| Less likely to be G-rated | 25 |
| Less likely to be found | 23 |
| Less likely to be carded, say | 29 |
| Less likely to be bitten again? | 31 |
| Less likely to be available | 27 |
| Less likely to be a bargain on eBay | 35 |
| Less likely to appear | 21 |
| Less likely | 11 |
| Less like thou? | 15 |
| Less like Oscar Madison | 23 |
| Less like nuts? | 15 |
| Less like legalese | 18 |
| Less like a yo-yo | 17 |
| Less like a stumper | 19 |
| Less like a milquetoast | 23 |
| Less light | 10 |
| Less lethargic | 14 |
| Less lenient | 12 |
| Less lengthy | 12 |
| Less leisurely | 14 |
| Less lean | 9 |
| Less leafy, like a tree | 23 |
| Less lax | 8 |
| Less languid | 12 |
| Less laborious | 14 |
| Less kind | 9 |
| Less jumpy | 10 |
| Less jumbled | 12 |
| Less irrational | 15 |
| Less interesting | 16 |
| Less intense workout after a workout | 36 |
| Less insubstantial | 18 |
| Less inhibited | 14 |
| Less infirm | 11 |
| Less inept | 10 |
| Less industrious | 16 |
| Less indulgent | 14 |
| Less incompetent | 16 |
| Less inclined to ramble | 23 |
| Less in number | 14 |
| Less improved | 13 |