| Reaction to fluff? | 18 |
| Reaction to freshness | 21 |
| Reaction to freshness? | 22 |
| Reaction to gratitude on Hawaii? | 32 |
| Reaction to juicy gossip | 24 |
| Reaction to King Kong? | 22 |
| Reaction to one who's revolting | 35 |
| Reaction to pepper, maybe | 25 |
| Reaction to personal loss | 25 |
| Reaction to poison oak | 22 |
| Reaction to puppies | 19 |
| Reaction to pyrotechnics | 24 |
| Reaction to rudeness | 20 |
| Reaction to Satan's sting? | 30 |
| Reaction to shocking news | 25 |
| Reaction to skyrockets | 22 |
| Reaction to some bad news | 25 |
| Reaction to something that gets your motor running | 50 |
| Reaction to sparring with spirits? | 34 |
| Reaction to teens? | 18 |
| Reaction to terrible news, perhaps | 34 |
| Reaction to the Beatles, once | 29 |
| Reaction to the cold | 20 |
| Reaction to the first monokini | 30 |
| Reaction to the inexplicable | 28 |
| Reaction to the revolting | 25 |
| Reaction to the sweet smell of success? | 39 |
| Reaction to too much rum? | 25 |
| Reaction to une belle femme | 27 |
| Reaction to Wile E. Coyote | 26 |
| Reaction upon being hit with a chair in WrestleMania? | 53 |
| Reaction upon seeing something squeak by? | 41 |
| Reaction-prone atoms | 20 |
| Reactionaries | 13 |
| Reactionaries of 1917 | 21 |
| Reactionaries, politically | 26 |
| Reactionary | 11 |
| Reactions from the hoity-toity | 30 |
| Reactions heard at fireworks displays | 37 |
| Reactions of surprise | 21 |
| Reactions on seeing a new baby | 30 |
| Reactions on seeing cute babies | 31 |
| Reactions to a pun | 18 |
| Reactions to a scary book excerpt? | 34 |
| Reactions to adorable babies | 28 |
| Reactions to adorableness | 25 |
| Reactions to aerialists | 23 |
| Reactions to baby pictures | 26 |
| Reactions to bad jokes | 22 |
| Reactions to bad puns | 21 |
| Reactions to cute babies | 24 |
| Reactions to cuteness | 21 |
| Reactions to cutesiness | 23 |
| Reactions to dirty tricks | 25 |
| Reactions to fireworks | 22 |
| Reactions to fireworks displays | 31 |
| Reactions to freshness? | 23 |
| Reactions to losses, maybe | 26 |
| Reactions to mice, maybe | 24 |
| Reactions to new babies | 23 |
| Reactions to no-brainers | 24 |
| Reactions to onions | 19 |
| Reactions to poetry? | 20 |
| Reactions to puppies | 20 |
| Reactions to pyrotechnics | 25 |
| Reactions to revelations | 24 |
| Reactions to shocks | 19 |
| Reactions to solar-plexus punches | 33 |
| Reactions to some goals | 23 |
| Reactions to some punches | 25 |
| Reactions to some puns | 22 |
| Reactions to spiders | 20 |
| Reactions to streakers | 22 |
| Reactions to throat tickles | 27 |
| Reactions to tough questions, maybe | 35 |
| Reactive toxin | 14 |
| Reactor | 7 |
| Reactor areas | 13 |
| Reactor core part | 17 |
| Reactor factor | 14 |
| Reactor isotope | 15 |
| Reactor monitor: abbr. | 22 |
| Reactor overseer: Abbr. | 23 |
| Reactor part | 12 |
| Reactor parts | 13 |
| Reactor safety agcy. | 20 |
| Reactor safety org. | 19 |
| Reactor safety overseer: Abbr. | 30 |
| Reactor units | 13 |
| Reactor, for short | 18 |
| Reactor-fuel containers | 23 |
| Reactor-monitoring agcy. | 24 |
| Reactor-overseeing org. | 23 |
| Reactors | 8 |
| Reacts | 6 |
| Reacts angrily toward | 21 |
| Reacts breathlessly | 19 |
| Reacts emotionally | 18 |
| Reacts fearfully | 16 |
| Reacts in fear, in a way | 24 |