| Common cold cause | 17 |
| Common cold cure? | 17 |
| Common cold hazard? | 19 |
| Common cold symptom | 19 |
| Common cold's cousin | 24 |
| Common coll. degrees | 20 |
| Common college admission requirement | 36 |
| Common college admissions requirement | 37 |
| Common college brand | 20 |
| Common college degs. | 20 |
| Common college deliveries | 25 |
| Common colonnade tree | 21 |
| Common color in heraldry | 24 |
| Common color in national flags | 30 |
| Common combination | 18 |
| Common come-on | 14 |
| Common comebacks | 16 |
| Common comedian's prop | 26 |
| Common command in Basic programming | 35 |
| Common Commandment word | 23 |
| Common commemorative items | 26 |
| Common commodities | 18 |
| Common commodity | 16 |
| Common common area sights | 25 |
| Common commuter comment | 23 |
| Common commuting letters | 24 |
| Common companion of a dry throat | 32 |
| Common complaint | 16 |
| Common complaint from kids | 26 |
| Common composite bloom | 22 |
| Common composition for Liszt | 28 |
| Common compound | 15 |
| Common compounds | 16 |
| Common computer feature | 23 |
| Common computer font | 20 |
| Common computer icon | 20 |
| Common computer instruction | 27 |
| Common computer interface | 25 |
| Common computer typeface | 24 |
| Common concerto component | 25 |
| Common condiment | 16 |
| Common condiment (Var.) | 23 |
| Common condo feature | 20 |
| Common condo rule | 17 |
| Common conifer | 14 |
| Common conifer secretion | 24 |
| Common conifers | 15 |
| Common conjugationÂ’s third | 30 |
| Common conjunction | 18 |
| Common conjunctions | 19 |
| Common conjunctive | 18 |
| Common connection | 17 |
| Common connections | 18 |
| Common connective | 17 |
| Common connector | 16 |
| Common connectors | 17 |
| Common consent | 14 |
| Common contract | 15 |
| Common contraction | 18 |
| Common contraction hidden in "river" | 46 |
| Common contraction of sorts | 27 |
| Common contraction: Pl. | 23 |
| Common conversation starter | 27 |
| Common conveyances | 18 |
| Common cook-off dish | 20 |
| Common cookie | 13 |
| Common cookies | 14 |
| Common cooking compound, chemically | 35 |
| Common cooler | 13 |
| Common Core grp. | 16 |
| Common Core org. | 16 |
| Common cornrow cover | 20 |
| Common coronary heart disease cause | 35 |
| Common correlatives | 19 |
| Common corsage | 14 |
| Common corsage flower | 21 |
| Common cosmetic | 15 |
| Common cosmetic ingredient | 26 |
| Common cosmetics applicator | 27 |
| Common Cosmo feature | 20 |
| Common costume for a costume party | 34 |
| Common cotton swab | 18 |
| Common countdown start | 22 |
| Common course completer | 23 |
| Common course conclusion | 24 |
| Common course penalty | 21 |
| Common court objection | 22 |
| Common court penalty | 20 |
| Common cow moniker | 18 |
| Common cowboy nickname | 22 |
| Common crash site? | 18 |
| Common cricket score | 20 |
| Common crossword bird | 21 |
| Common crossword clue ending | 28 |
| Common crossword clue letters | 29 |
| Common crossword clue tag | 25 |
| Common crossword palindrome | 27 |
| Common crossword tag | 20 |
| Common crossword theme | 22 |
| Common crossword-clue tag | 25 |