| Cosmetic upgrades for automobiles | 33 |
| Cosmetic used for a "cat eye" look | 44 |
| Cosmetically sound quip (Part 2) | 32 |
| Cosmetically sound quip (Part 3) | 32 |
| Cosmetician Arpel or actor Brody | 32 |
| Cosmetician Lauder and actress Chandler | 39 |
| Cosmetics brand endorsed by Kate Hudson | 39 |
| Cosmetics company co-founder Lauder | 35 |
| Cosmetics company cofounder Lauder | 34 |
| Cosmetics company founder Mary ___ Ash | 38 |
| Cosmetics company headquartered in Clichy, France | 49 |
| Cosmetics company that comes calling | 36 |
| Cosmetics company's winged logo? | 36 |
| Cosmetics pyramid scheme company | 32 |
| Cosmetics, perfume, and the like? | 33 |
| Cosmonaut Atkov and designer Cassini | 36 |
| Cosmonaut Leonov, the first spacewalker | 39 |
| Cosmonaut's destination, once | 33 |
| Cosmonaut's home away from home | 35 |
| Cosmopolitan reports on miniskirt comeback | 42 |
| Cosmopolitan's ___ Gurley Brown | 35 |
| Cosplayer at PAX East, most likely | 34 |
| Cost included in a Zipcar membership | 36 |
| Cost of a 19th-century composer's work? | 43 |
| Cost of a cab ride to Walden Pond? | 34 |
| Cost of a phone call, in Bogart films | 37 |
| Cost of getting to the airport, maybe | 37 |
| Cost to go up and down the river | 32 |
| Cost to run a spot in a newspaper | 33 |
| Cost to the customer, as of illicit drugs | 41 |
| Cost-of-living data source: abbr. | 33 |
| Cost-of-living expense in Paree | 32 |
| Costa Brava and Costa del Sol setting | 37 |
| Costa del __ (Spanish resort region) | 36 |
| Costa del ___ (Spanish resort area) | 35 |
| Costa __ Sol (Spanish resort area) | 34 |
| Costain's "Below the ___" | 39 |
| Costain's "___ the Salt" | 38 |
| Costain's "___ with Me" | 37 |
| Costar of "Marriage Italian-Style" | 44 |
| Costar of "The 39 Steps" | 34 |
| Costar of "The A-Team" | 32 |
| Costar of "The Best Years of Our Lives" | 49 |
| Costar of "The Big Valley" | 36 |
| Costar of "The Dirty Dozen" | 37 |
| Costar of "The First Wives Club" | 42 |
| Costar of "The Sleeping Dictionary" | 45 |
| Costar of 1998's "Psycho" | 39 |
| Costar of Betty, Rue, and Estelle | 33 |
| Costar of Bolger in "The Wizard of Oz" | 48 |
| Costar of Bolger, Haley, and Garland | 36 |
| Costar of Carrie-Anne in "The Matrix" | 47 |
| Costar of Catherine in "Chicago" | 42 |
| Costar of Daffy, Bugs, and Elmer | 32 |
| Costar of Dreyfuss in "Lost in Yonkers" | 49 |
| Costar of Dustin in "Tootsie" | 39 |
| Costar of Ethan in "Gattaca" | 38 |
| Costar of Felicity, Marcia and Eva | 34 |
| Costar of Forest in "The Butler" | 42 |
| Costar of Hugh in "House" | 35 |
| Costar of Hugh on "House" | 35 |
| Costar of Idina in "Rent" | 35 |
| Costar of James on "The Sopranos" | 43 |
| Costar of Jesse in "To Rome With Love" | 48 |
| Costar of John, Terry and Graham | 32 |
| Costar of Liam in "Les Misérables" | 47 |
| Costar of Lucille in "Too Many Girls" | 47 |
| Costar of Marcia, Felicity, and Nicollette | 42 |
| Costar of Meg and Debra in "The Women" | 48 |
| Costar of Melanie in "Working Girl" | 45 |
| Costar of Nicollette, Eva, Marcia, and Felicity | 47 |
| Costar of Ralph in "The Avengers" | 43 |
| Costar of Sid on "Your Show of Shows" | 47 |
| Costar of Teri, Felicity, et al. | 32 |
| Costar of TV's "Broken Arrow" | 43 |
| Costar of Woody in "Mighty Aphrodite" | 47 |
| Costar with Chaplin in many Keystone films | 42 |
| Costar with Eva, Felicity and Marcia | 36 |
| Costar with Jane Curtin in an '80s sitcom | 45 |
| Costar with Moore, Harper, Knight, etc. | 39 |
| Costar with Noah on "ER" | 34 |
| Costello of "Buck Privates" | 37 |
| Costello's "My Aim Is ___" | 40 |
| Costliest U.S. hurricane after Katrina and Sandy | 48 |
| Costner role in The Untouchables | 35 |
| Costner role in "Dances With Wolves" | 46 |
| Costner's "JFK" role | 34 |
| Costner's "Tin Cup" co-star | 41 |
| Costner's "___ With Wolves" | 41 |
| Costner's co-star in "Tin Cup" | 44 |
| Costner, in "The Untouchables" | 40 |
| Costs an arm and ___ (is expensive) | 35 |
| Costume designer in "The Incredibles" | 47 |
| Costume designer who led from behind? | 37 |
| Costume designer with eight Oscars | 34 |
| Costume for "I, Claudius" | 35 |
| Costume for [circled letters] on Halloween | 42 |
| Costume in a sword-and-sandal epic | 34 |
| Costume jewelry-making competition? | 35 |
| Costumes for the hippos in "Fantasia" | 47 |