| Respiratory organ | 17 |
| Respiratory organ of fish | 25 |
| Respiratory organ of fishes | 27 |
| Respiratory organs | 18 |
| Respiratory problem | 19 |
| Respiratory rattle | 18 |
| Respiratory rattles | 19 |
| Respiratory sound | 17 |
| Respiratory sounds | 18 |
| Respiratory woe | 15 |
| Respire | 7 |
| Respire, as a Rottweiler | 24 |
| Respired, as a retriever | 24 |
| Respired, dog-style | 19 |
| Respite | 7 |
| Respite from a stressful job, perhaps | 37 |
| Respite from business as usual | 30 |
| Respite from conflict | 21 |
| Respite from dependents and everyone else | 41 |
| Respite from the sun | 20 |
| Respite of a sort | 17 |
| Respite: Fr. | 12 |
| Respites | 8 |
| Respites for the road-weary | 27 |
| Respites for warriors | 21 |
| Respites from punishment | 24 |
| Resplendence | 12 |
| Resplendent | 11 |
| Resplendent headgear | 20 |
| Resplendent repast | 18 |
| Resplendent ruler? | 18 |
| Respond | 7 |
| Respond (to) | 12 |
| Respond add-on | 14 |
| Respond angrily | 15 |
| Respond angrily, with "out" | 37 |
| Respond approvingly | 19 |
| Respond at roll call | 20 |
| Respond at the front | 20 |
| Respond favorably to, as a joke | 31 |
| Respond heartily to, as a joke | 30 |
| Respond in a dutiful way | 24 |
| Respond in court | 16 |
| Respond on "Jeopardy!" | 32 |
| Respond properly on "Jeopardy!" | 41 |
| Respond quickly | 15 |
| Respond quickly to the unexpected | 33 |
| Respond reciprocally | 20 |
| Respond sheepishly | 18 |
| Respond to | 10 |
| Respond to "I didn't catch that" | 46 |
| Respond to "I didn't get it" | 42 |
| Respond to "Let's hear it ..." | 44 |
| Respond to a bad call, maybe | 28 |
| Respond to a bluff, maybe | 25 |
| Respond to a bore | 17 |
| Respond to a bumper sticker, perhaps | 36 |
| Respond to a busy signal, perhaps | 33 |
| Respond to a buzzing alarm | 26 |
| Respond to a charge | 19 |
| Respond to a corny joke | 23 |
| Respond to a doctor's request | 33 |
| Respond to a face-licking? | 26 |
| Respond to a good play | 22 |
| Respond to a green light | 24 |
| Respond to a haymaker | 21 |
| Respond to a knock | 18 |
| Respond to a live radio show, perhaps | 37 |
| Respond to a mail plea | 22 |
| Respond to a provocation | 24 |
| Respond to a really bad joke, maybe | 35 |
| Respond to a rooster | 20 |
| Respond to a rooster, perhaps | 29 |
| Respond to a setback, in a way | 30 |
| Respond to a shaman's efforts | 33 |
| Respond to a shock | 18 |
| Respond to a sidesplitter | 25 |
| Respond to a slap | 17 |
| Respond to a stimulus | 21 |
| Respond to a strong head butt, perhaps | 38 |
| Respond to a tort, perhaps | 26 |
| Respond to accusations, perhaps | 31 |
| Respond to an "I Want You" poster | 43 |
| Respond to an alarm | 19 |
| Respond to an electrifying play, perhaps | 40 |
| Respond to an invitation | 24 |
| Respond to an ovation | 21 |
| Respond to an S O S | 19 |
| Respond to an SOS | 17 |
| Respond to Beatlemania | 22 |
| Respond to change | 17 |
| Respond to cuteness | 19 |
| Respond to depleted stock | 25 |
| Respond to dunning | 18 |
| Respond to flattery, maybe | 26 |
| Respond to force | 16 |
| Respond to gravity | 18 |
| Respond to hilarity | 19 |
| Respond to Lasik surgery, say | 29 |
| Respond to news, as markets do | 30 |