| Common approvals | 16 |
| Common Apple platform | 21 |
| Common antiseptic: Var. | 23 |
| Common antiseptic | 17 |
| Common antibiotic | 17 |
| Common antacid | 14 |
| Common answering machine message | 32 |
| Common answer to "How are you doing?" | 47 |
| Common ankle injury | 19 |
| Common and proper words | 23 |
| Common and horse, for two | 25 |
| Common and headless | 19 |
| Common and Christian | 20 |
| Common and cheap | 16 |
| Common ancestor? | 16 |
| Common American tree | 20 |
| Common American seabird | 23 |
| Common Amer. paper size | 23 |
| Common alloy component | 22 |
| Common alloy | 12 |
| Common alley name | 17 |
| Common allergens | 16 |
| Common allergen | 15 |
| Common alkaloid | 15 |
| Common alias | 12 |
| Common alarm clock setting | 26 |
| Common airport service | 22 |
| Common airline carry-on, these days | 35 |
| Common airline carry-on | 23 |
| Common air freshener option | 27 |
| Common ailments | 15 |
| Common ailment whose name falsely describes it | 46 |
| Common ailment for a swimmer | 28 |
| Common ailment | 14 |
| Common age | 10 |
| Common after-school snack | 25 |
| Common after-effect of swimming in chlorinated pools | 52 |
| Common after-dinner drink? | 26 |
| Common African monetary unit | 28 |
| Common affliction in teen sex comedies | 38 |
| Common affliction | 17 |
| Common advice to travelers | 26 |
| Common advice from tech support | 31 |
| Common advertising slogan | 25 |
| Common advertising selling point | 32 |
| Common advertisement word | 25 |
| Common admission requirement | 28 |
| Common adhesives | 16 |
| Common adhesive | 15 |
| Common address in France | 24 |
| Common addition to a tank | 25 |
| Common add-on | 13 |
| Common ad phrase | 16 |
| Common activity among high school students | 42 |
| Common action-film scene | 24 |
| Common action movie protagonist | 31 |
| Common action movie effect | 26 |
| Common action film scene | 24 |
| Common acid | 11 |
| Common accessory | 16 |
| Common abbreviation | 19 |
| Common abbr. in Quebec | 22 |
| Common abbr. in footnotes | 25 |
| Common abbr. in crossword clues | 31 |
| Common abbr. in Bartlett's | 30 |
| Common abbr. after a comma | 26 |
| Common abbr. | 12 |
| Common ab exercise | 18 |
| Common A.T.M. feature | 21 |
| Common A&E genre, in short | 30 |
| Common 99-cent buy | 18 |
| Common 30-yr. debts | 19 |
| Common 1040 attachment | 22 |
| Common "Wheel of Fortune" purchase | 44 |
| Common "point" of j and i | 35 |
| Common "Dungeons & Dragons" foe | 45 |
| Common "assaisonnement" | 33 |
| Common '80s-'90s failure | 32 |
| Common '20s cars | 20 |
| Common $2 item | 14 |
| Common conifer | 15 |
| Common | 6 |
| Commodores tune | 15 |
| Commodores smash | 16 |
| Commodores hit, literally? | 26 |
| Commodores hit | 14 |
| Commodores album | 16 |
| Commodores "___, I can't sleep" | 45 |
| Commodores "Three Times ___" | 38 |
| Commodore's shoulderwear | 28 |
| Commodore's insignia | 24 |
| Commodore's group | 21 |
| Commodore's branch of service | 33 |
| Commodore ___-20 (old computer) | 31 |
| Commodore ___-20 | 16 |
| Commodore rival, once | 21 |
| Commodore Perry's victory site | 34 |
| Commodore Perry's headquarters | 34 |
| Commodore computer that stopped production in 1996 | 50 |
| Commodore computer introduced in 1985 | 37 |