| Part of a matching set, sometimes | 33 |
| Part of a matched set | 21 |
| Part of a matched pair | 22 |
| Part of a match | 15 |
| Part of a mass | 14 |
| Part of a Mary Johnston title | 29 |
| Part of a martingale | 20 |
| Part of a mart | 14 |
| Part of a Marquand title | 24 |
| Part of a markka | 16 |
| Part of a margarita order | 25 |
| Part of a margarita glass | 25 |
| Part of a marching band | 23 |
| Part of a marathoner's time (abbr.) | 39 |
| Part of a marathon finisher's time: abbr. | 45 |
| Part of a marathon | 18 |
| Part of a map | 13 |
| Part of a manual for an old watch? | 34 |
| Part of a mansion | 17 |
| Part of a mansard | 17 |
| Part of a manor | 15 |
| Part of a Manhattan address: Abbr. | 34 |
| Part of a manger scene | 22 |
| Part of a man's formal wear | 31 |
| Part of a mall | 14 |
| Part of a makeup kit | 20 |
| Part of a makeshift swing, perhaps | 34 |
| Part of a makeshift swing | 25 |
| Part of a makeover, slangily | 28 |
| Part of a makeover | 18 |
| Part of a major's insignia | 30 |
| Part of a maison | 16 |
| Part of a main dish | 19 |
| Part of a mail chute | 20 |
| Part of a magnetic chess set? | 29 |
| Part of a magnet | 16 |
| Part of a magician's starting word | 38 |
| Part of a magician's routine, often | 39 |
| Part of a magician's phrase | 31 |
| Part of a magician's mumbo-jumbo | 36 |
| Part of a magician's incantation | 36 |
| Part of a magical incantation | 29 |
| Part of a magic word | 20 |
| Part of a magic incantation | 27 |
| Part of a magazine | 18 |
| Part of a Mae West line | 23 |
| Part of a Mad. Ave. address | 27 |
| Part of a lyric poem | 20 |
| Part of a lunch lady's getup | 32 |
| Part of a lunch lady's get-up | 33 |
| Part of a lunar cycle | 21 |
| Part of a ltr. ending | 21 |
| Part of a LP | 12 |
| Part of a low straight | 22 |
| Part of a low poker straight | 28 |
| Part of a loving threesome? | 27 |
| Part of a lovers' triangle | 30 |
| Part of a love triangle? | 24 |
| Part of a love triangle | 23 |
| Part of a Louvre name | 21 |
| Part of a louvered door | 23 |
| Part of a lot? | 14 |
| Part of a lot, sometimes | 24 |
| Part of a loop | 14 |
| Part of a loom: Var. | 20 |
| Part of a loom | 14 |
| Part of a long-distance company's 800 number | 48 |
| Part of a long UK weekend | 25 |
| Part of a long sentence | 23 |
| Part of a long poem | 19 |
| Part of a long play | 19 |
| Part of a long neck | 19 |
| Part of a long and winding road? | 32 |
| Part of a London building | 25 |
| Part of a lodge mounting | 24 |
| Part of a lock | 14 |
| Part of a lobster pot | 21 |
| Part of a loaf, or a loafer | 27 |
| Part of a loaf | 14 |
| Part of a loading zone, maybe | 29 |
| Part of a living-room suite | 27 |
| Part of a living room set | 25 |
| Part of a litter | 16 |
| Part of a list | 14 |
| Part of a Lionel set | 20 |
| Part of a line: Abbr. | 21 |
| Part of a line outside a hotel | 30 |
| Part of a line at O'Hare? [2002, 1976*] | 43 |
| Part of a line (abbr.) | 22 |
| Part of a line | 14 |
| Part of a Lincoln costume | 25 |
| Part of a lifetime | 18 |
| Part of a life plan | 19 |
| Part of a libretto, perhaps | 27 |
| Part of a libretto | 18 |
| Part of a library where the books are | 37 |
| Part of a letter sign-off | 25 |
| Part of a letter opener | 23 |
| Part of a letter | 16 |
| Part of a leopard | 17 |