| Once-rare Sunday sights | 23 |
| Once-sacred slitherers | 22 |
| Once-scandalous exposure | 24 |
| Once-seedy section of NYC | 25 |
| Once-ubiquitous shoe retailer | 29 |
| Once-worshiped white wader | 26 |
| Once-worshipped white wader | 27 |
| Once-___ (quick appraisals) | 27 |
| Once-___ (quick examinations) | 29 |
| Once/a time go-between | 22 |
| Oncle's counterpart | 23 |
| Oncologist's suffix | 23 |
| Oncologist's suggestion | 27 |
| One ___ (sandlot game) | 23 |
| One 'twixt 12 and 20 | 24 |
| One "B" of B&B | 28 |
| One "born free" | 25 |
| One "C" in C.C.C. | 27 |
| One "fair of face" | 28 |
| One "in the woods" | 28 |
| One "little woman" | 28 |
| One "Pac-Man" ghost | 29 |
| One "T" of TNT | 24 |
| One - one of perhaps many | 25 |
| One / customer connector | 24 |
| One 13th of the month? | 22 |
| One 60-thousandth of a min. | 27 |
| One 60-trillionth of a min. | 27 |
| One a woman can't trust | 27 |
| One abandoned at the altar? | 27 |
| One above a specialist: Abbr. | 29 |
| One accepted for a job | 22 |
| One accepting a challenge | 25 |
| One accumulating dirt? | 22 |
| One across or one down, e.g. | 28 |
| One across the border? | 22 |
| One acting for another | 22 |
| One acting on impulse? | 22 |
| One acting on your behalf | 25 |
| One active in the heat? | 23 |
| One adept at pulling strings? | 29 |
| One adept at table talk | 23 |
| One adored by philatelists? | 27 |
| One affected by a strike | 24 |
| One afraid of foreigners | 24 |
| One after a decimal point | 25 |
| One aiding in wrongdoing | 24 |
| One aiming at clay pigeons | 26 |
| One alarmed in the morning? | 27 |
| One allocating tasks, e.g. | 26 |
| One along an autobahn? | 22 |
| One always hoping to score | 26 |
| One always on the move | 22 |
| One always taking shots? | 24 |
| One always working out | 22 |
| One among the woodwinds | 23 |
| One and a half: Comb. form | 26 |
| One and one, side-by-side | 25 |
| One and only, in romance | 24 |
| One angling for dinner? | 23 |
| One ankle-deep in shoes? | 24 |
| One ankle-deep in socks? | 24 |
| One answering questions | 23 |
| One appearing between numbers | 29 |
| One applauded for a bit | 23 |
| One applied to a grindstone | 27 |
| One approaching a hearse | 24 |
| One approaching middle age | 26 |
| One approaching senility | 24 |
| One apt to have an appt. app | 28 |
| One area of corporate law | 25 |
| One ascending Pikes Peak | 24 |
| One asking a lot of questions | 29 |
| One asking for a handout | 24 |
| One asking for more Money | 25 |
| One assaulting a sorceress? | 27 |
| One asserting something | 23 |
| One assigned to a bomb? | 23 |
| One associated with fire | 24 |
| One associated with honesty | 27 |
| One at a brayer meeting? | 24 |
| One at a Delhi counter, say | 27 |
| One at a keyboard, often | 24 |
| One at a loss for words? | 24 |
| One at a wedding reception | 26 |
| One at a woman's side? | 26 |
| One at an early bash in Eden | 28 |
| One at home on the range | 24 |
| One at the edge of the gutter | 29 |
| One at the end of the line | 26 |
| One at the end of the line? | 27 |
| One at the switchboard | 22 |
| One at the top of the bill | 26 |
| One at the top of the board | 27 |
| One at the wedding, perhaps | 27 |
| One at __ (individually) | 24 |
| One atop a golf scoreboard | 26 |
| One attached to a handle | 24 |
| One attacking a colony, maybe | 29 |
| One attracted to a flame | 24 |