| Certain advanced degrees (Abbr.) | 32 |
| Certain advertising medium | 26 |
| Certain aerophone | 17 |
| Certain AFB | 11 |
| Certain affirmation | 19 |
| Certain affliction | 18 |
| Certain African antelope | 24 |
| Certain African capital | 23 |
| Certain African inhabitant | 26 |
| Certain African tribe member | 28 |
| Certain Africans | 16 |
| Certain Afrikaner | 17 |
| Certain Afrocentrist | 20 |
| Certain age | 11 |
| Certain agent | 13 |
| Certain agents | 14 |
| Certain ages | 12 |
| Certain air | 11 |
| Certain air current | 19 |
| Certain air movers | 18 |
| Certain air-traffic controllers | 31 |
| Certain aircraft | 16 |
| Certain aircraft engine | 23 |
| Certain aircraft engines | 24 |
| Certain aircraft or airport, for short | 38 |
| Certain aircraft, for short | 27 |
| Certain airline initials | 24 |
| Certain airline symbol | 22 |
| Certain airline's in-flight movie? | 38 |
| Certain airline, on the NYSE | 28 |
| Certain airlines, briefly | 25 |
| Certain airplane | 16 |
| Certain airport tax | 19 |
| Certain alarms | 14 |
| Certain Alaska | 14 |
| Certain Alaska native | 21 |
| Certain Alaskan | 15 |
| Certain Alaskan, for short | 26 |
| Certain Alaskan: Abbr. | 22 |
| Certain Alaskans | 16 |
| Certain Alaskans: Abbr. | 23 |
| Certain alcoholic beverage | 26 |
| Certain alcohols: Suffix | 24 |
| Certain algae | 13 |
| Certain Algerian | 16 |
| Certain Algonquian | 18 |
| Certain Algonquian tribesperson | 31 |
| Certain alien | 13 |
| Certain aliens in the toy store | 31 |
| Certain alkene | 14 |
| Certain all-star team | 21 |
| Certain allergic reaction | 25 |
| Certain allergy sufferer's bane | 35 |
| Certain alley buttons | 21 |
| Certain allowance | 17 |
| Certain alloys | 14 |
| Certain alphabet opener | 23 |
| Certain alphabet starters | 25 |
| Certain AMA members | 19 |
| Certain ambassadors | 19 |
| Certain ambient reading | 23 |
| Certain amblers | 15 |
| Certain American | 16 |
| Certain American dogwood | 24 |
| Certain American Indian | 23 |
| Certain American Indian language | 32 |
| Certain American Indian rites | 29 |
| Certain Amerinds | 16 |
| Certain amino acid | 18 |
| Certain amphibians | 18 |
| Certain amusement park ride | 27 |
| Certain analyst | 15 |
| Certain analyst's concern | 29 |
| Certain analyst's input | 27 |
| Certain ancient African | 23 |
| Certain ancient Celt | 20 |
| Certain ancient Egyptian | 24 |
| Certain ancient Jew | 19 |
| Certain ancient mummy | 21 |
| Certain anesthetic | 18 |
| Certain angel | 13 |
| Certain angler | 14 |
| Certain anglers | 15 |
| Certain animal | 14 |
| Certain animal defense | 22 |
| Certain annexes | 15 |
| Certain annoyances | 18 |
| Certain annual event | 20 |
| Certain annual gift | 19 |
| Certain annuity plan | 20 |
| Certain answer | 14 |
| Certain answers | 15 |
| Certain anterior | 16 |
| Certain anti-capitalist dumpster-divers | 39 |
| Certain anti-Communist | 22 |
| Certain antibody | 16 |
| Certain antidotes | 17 |
| Certain antilogging protest | 27 |
| Certain antiperspirants | 23 |
| Certain antlered male | 21 |