| One concern of a proofreader | 28 |
| One concern of a skipper | 24 |
| One concern of a teacher | 24 |
| One concern of an insurer | 25 |
| One concern of the E.P.A. | 25 |
| One concerned about charges | 27 |
| One concerned about wrinkles? | 29 |
| One concerned with bites | 24 |
| One concerned with blocking | 27 |
| One concerned with bouquets | 27 |
| One concerned with classes | 26 |
| One concerned with clemency | 27 |
| One concerned with co. money | 28 |
| One concerned with duds? | 24 |
| One concerned with el niño | 29 |
| One concerned with feet | 23 |
| One concerned with figures? | 27 |
| One concerned with handicaps | 28 |
| One concerned with lines | 24 |
| One concerned with pitches | 26 |
| One concerned with the nose | 27 |
| One conditionally freed | 23 |
| One conferring honor upon | 25 |
| One connected with: Suffix | 26 |
| One connected with: Suffx | 25 |
| One conquered by Pizarro | 24 |
| One considering a proposal | 26 |
| One Constantinople ruler | 24 |
| One contacted by an executor | 28 |
| One contending successfully | 27 |
| One controlling drones | 22 |
| One corner in Monopoly | 22 |
| One could be on a crib sheet? | 29 |
| One could cost you your queen | 29 |
| One could give you a check | 26 |
| One could make sin thin | 23 |
| One coulomb per second | 22 |
| One covering the infield | 24 |
| One created by hydrolysis | 25 |
| One criterion for an R rating | 29 |
| One criterion for sorting | 25 |
| One critically examining | 24 |
| One crossing Main, maybe | 24 |
| One crossing the plate | 22 |
| One crying 'Boo!' | 25 |
| One curl or press, e.g. | 23 |
| One cursed by Farragut | 22 |
| One dashing to home plate | 25 |
| One daughter of King Lear | 25 |
| One day, astronomically | 23 |
| One dealing in futures? | 23 |
| One dealing with moguls? | 24 |
| One dealing with spirits | 24 |
| One definitely not on the run | 29 |
| One degree of neatness | 22 |
| One delinquent in delegating | 28 |
| One delivering a panegyric | 26 |
| One delivering the goods | 24 |
| One destination from the ER | 27 |
| One destined for baldness? | 26 |
| One destined to pass the bar | 28 |
| One destined to receive | 23 |
| One destined to receive? | 24 |
| One detects an oda here | 23 |
| One determined to lose | 22 |
| One dickering over a price | 26 |
| One difficult to locate | 23 |
| One Direction singer Styles | 27 |
| One discharged from the Navy? | 29 |
| One does this with money | 24 |
| One doing a balancing job | 25 |
| One doing a banishing act | 25 |
| One doing a farm chore | 22 |
| One doing a lot of riding | 25 |
| One doing a pirouette, e.g. | 27 |
| One doing a spot test? | 22 |
| One doing a voice-over | 22 |
| One doing a waggle dance | 24 |
| One doing amniocentesis? | 24 |
| One doing an imitation | 22 |
| One doing cabinet work? | 23 |
| One doing clerical work | 23 |
| One doing endorsements | 22 |
| One doing fitting work | 22 |
| One doing garden work? | 22 |
| One doing heavy lifting | 23 |
| One doing laundry, often | 24 |
| One doing piano repair | 22 |
| One doing research, maybe | 25 |
| One doing school work? | 22 |
| One doing some casting out | 26 |
| One doing the consecrating | 26 |
| One doing the highlights? | 25 |
| One doing the lord's work | 29 |
| One doing the twist, e.g. | 25 |
| One dollar, in some places | 26 |
| One dominated by spirits? | 25 |
| One down in the dumps? | 22 |
| One dozen for Hercules | 22 |
| One drawing many blanks | 23 |