| Register for classes (Var.) | 27 |
| Register for Pavarotti | 22 |
| Register, as a complaint | 24 |
| Register, as a student | 22 |
| Register, as for a course | 25 |
| Registered as a candidate | 25 |
| Registered names: Abbr. | 23 |
| Registering, as a dial | 22 |
| Registers surprise, say | 23 |
| Registers, as a complaint | 25 |
| Regressed towards the mean | 26 |
| Regret it ever happened | 23 |
| Regret of a reformed thief? | 27 |
| Regret one's wrongdoings | 28 |
| Regret with bitterness | 22 |
| Regretful looks, maybe | 22 |
| Regretful miss of song | 22 |
| Regretful Miss, in a song | 25 |
| Regretful one in a song | 23 |
| Regretful one, in songdom | 25 |
| Regretful responses, often | 26 |
| Regretful-sounding garment | 26 |
| Regrets, he's had a few | 27 |
| Regrettable conclusion | 22 |
| Regrettable E.R. status | 23 |
| Regrettable occurrence | 22 |
| Regrettable, as consequences | 28 |
| Regretted oneÂ’s actions | 27 |
| Regretting a workout, say | 25 |
| Regular at "Cheers" | 29 |
| Regular budget item, for many | 29 |
| Regular embarkation location | 28 |
| Regular employment, typically | 29 |
| Regular expense for some | 24 |
| Regular national programming | 28 |
| Regular NCAA broadcaster | 24 |
| Regular newspaper columns | 25 |
| Regular newspaper feature | 25 |
| Regular senior center event | 27 |
| Regular sources of annoyance | 28 |
| Regular time to go shopping | 27 |
| Regular way of doing things | 27 |
| Regular winner at Reno | 22 |
| Regular's bar order | 23 |
| Regular, plus or super | 22 |
| Regularly monitored, in a way | 29 |
| Regularly travel the world | 26 |
| Regularly, to a rhymester | 25 |
| Regulars at the body shop? | 26 |
| Regulars' drink orders | 26 |
| Regulars' requests | 22 |
| Regulated by traffic lights | 27 |
| Regulated food quantities | 25 |
| Regulated, as property | 22 |
| Regulating agcy. for airways | 28 |
| Regulation for Natalie? | 23 |
| Regulation game, to Bonds | 25 |
| Regulation involving boxers | 27 |
| Regulation involving labs | 25 |
| Regulation of ruffians? | 23 |
| Regulation rim elevation | 24 |
| Regulation's relative | 25 |
| Regulations at a Reno casino | 28 |
| Regulations for builders | 24 |
| Regulations' associates | 27 |
| Regulations' partner | 24 |
| Regulations, for short | 22 |
| Regulator for houselights | 25 |
| Regulator of OTC drugs | 22 |
| Regulator of U.S. air traffic | 29 |
| Regulatory device of a sort | 27 |
| Regulatory device: abbr. | 24 |
| Regulatory group: Abbr. | 23 |
| Regulatory grp. since 1970 | 26 |
| Regulatory inits. since 1934 | 28 |
| Regulatory org. since 1958 | 26 |
| Regulus A and Bellatrix | 23 |
| Regulus is its brightest star | 29 |
| Regulus' constellation | 26 |
| Regulus's constellation | 27 |
| Rehab component, at times | 25 |
| Rehab component, perhaps | 24 |
| Rehab concern, familiarly | 25 |
| Rehab relapse sign, for short | 29 |
| Rehab symptoms, perhaps | 23 |
| Rehabilitated, in a way | 23 |
| Rehashes again and again | 24 |
| Rehearse one's lines | 24 |
| Rehearse stand-up comedy? | 25 |
| Rehearsed for a concert? | 24 |
| Reheat leftovers, in a way | 26 |
| Reheats in a microwave | 22 |
| Rehnquist's predecessor | 27 |
| Rehnquist's successor | 25 |
| Reich best seller in 1970 | 25 |
| Reichstag leader before Ebert | 29 |
| Reid and Reed, e.g.: Abbr. | 26 |
| Reid of "Sharknado" | 29 |
| Reign of Terror instrument | 26 |
| Reign of Terror victim | 22 |