| Ratiocination | 13 |
| Ratiocinative | 13 |
| Ration | 6 |
| Ration (out) | 12 |
| Ration for the needy | 20 |
| Ration in the field, for short | 30 |
| Ration out | 10 |
| Ration, with "out" | 28 |
| Ration-book agcy. | 17 |
| Ration-book agency | 18 |
| Ration-book agency of W.W. II | 29 |
| Ration-days phrase at service stations | 38 |
| Rational | 8 |
| Rational and irrational numbers | 31 |
| Rational belief in God | 22 |
| Rational believer | 17 |
| Rational believer in a foxhole? | 31 |
| Rational ending? | 16 |
| Rational faculty in Buddhism | 28 |
| Rational faith in God | 21 |
| Rational one's thought (Part 1) | 35 |
| Rational one's thought (Part 2) | 35 |
| Rational one's thought (Part 3) | 35 |
| Rational self | 13 |
| Rational state | 14 |
| Rational thinking | 17 |
| Rationale | 9 |
| Rationale for cooperation | 25 |
| Rationale for stealing artwork (Part 1) | 39 |
| Rationale for stealing artwork (Part 2) | 39 |
| Rationale for stealing artwork (Part 3) | 39 |
| Rationales | 10 |
| Rationalist Descartes | 21 |
| Rationality | 11 |
| Rationality, metaphorically, to Max Weber | 41 |
| Rationalization | 15 |
| Rationalizing from the inept | 28 |
| Rationals + irrationals | 23 |
| Rationed | 8 |
| Rationed (out) | 14 |
| Rationed health care medicine | 29 |
| Rationed, with "out" | 30 |
| Rationing-time substitute | 25 |
| Rations | 7 |
| Rations (out) | 13 |
| Ratios in trigonometry | 22 |
| Ratios, in math | 15 |
| Ratios, in trigonometry | 23 |
| Ratite | 6 |
| Ratite bird | 11 |
| Ratite bird of crosswords | 25 |
| Ratite bird that lays glossy colored eggs | 41 |
| Ratite birds | 12 |
| Ratite from down under | 22 |
| Ratite on a ranch | 17 |
| Ratite relative | 15 |
| Ratite runner | 13 |
| Ratite sprinter | 15 |
| Ratites | 7 |
| Ratites of Australia | 20 |
| Ratites with green eggs | 23 |
| Ratliff of the Trail Blazers | 28 |
| Ratlike | 7 |
| Ratlike animal | 14 |
| Ratlike marsupial | 17 |
| Ratline | 7 |
| Ratoff measure? | 15 |
| Ratoon | 6 |
| Rats | 4 |
| Rats along the Rhine? | 21 |
| Rats and fleas, among others | 28 |
| Rats and such | 13 |
| Rats and the like | 17 |
| Rats at Oxford | 14 |
| Rats of a sort | 14 |
| Rats out | 8 |
| Rats run it | 11 |
| Rats! | 5 |
| Rats! et al. | 12 |
| Rats' hangout | 17 |
| Rats' homes | 15 |
| Rats' milieu | 16 |
| Rats' milieux, often | 24 |
| Rats' relative | 18 |
| Rats' relatives | 19 |
| Rats' residence | 19 |
| Rats, but not bats | 18 |
| Rats, gnats, etc. | 17 |
| Rats, often | 11 |
| Rats, so to speak | 17 |
| Rats, to cats | 13 |
| Rats; stoolies | 14 |
| Ratso's given name | 22 |
| Ratt "Feel the heat of the rhythm. Feel the heat of my hand. ___" | 75 |
| Ratt "___ of the Cellar" | 34 |
| Ratt bassist Robbie | 19 |
| Ratt hit off "Detonator" | 34 |
| Ratt's ___ DeMartini | 24 |
| Ratt: "___ for the Sky" | 33 |
| Ratt: "___ of Communication" | 38 |