| Participate in a langlauf | 25 |
| Participate in a lake sport | 27 |
| Participate in a hootenanny | 27 |
| Participate in a high school fundraiser, perhaps | 48 |
| Participate in a Halloween game | 31 |
| Participate in a gabfest | 24 |
| Participate in a formal Halloween party activity? | 49 |
| Participate in a forced march | 29 |
| Participate in a food fight? | 28 |
| Participate in a fad in which a wooden board is mimicked | 56 |
| Participate in a documentary film, perhaps | 42 |
| Participate in a debate, as it were | 35 |
| Participate in a crime | 22 |
| Participate in a chinfest | 25 |
| Participate in a child's game | 33 |
| Participate in a certain child's game | 41 |
| Participate in a certain bee | 28 |
| Participate in a British tradition | 34 |
| Participate in a British bat game | 33 |
| Participate in a biathlon | 25 |
| Participate in a bee | 20 |
| Participate in a 401(k) | 23 |
| Participate in "American Idol" | 40 |
| Participate enthusiastically | 28 |
| Participate casually (in) | 25 |
| Participate at Aspen | 20 |
| Participate at a bee | 20 |
| Participate (in) | 16 |
| Participate | 11 |
| Participants in Tolkien's "Moot" | 46 |
| Participants in the annual Safety Dance | 39 |
| Participants in sting operations? | 33 |
| Participants in some rivalries, briefly | 39 |
| Participants in pyramid schemes? | 32 |
| Participants in hat tricks? | 27 |
| Participants in custody battles | 31 |
| Participants in court contests | 30 |
| Participants in an annual run | 29 |
| Participants in a winter sport | 30 |
| Participants in a successful blitz | 34 |
| Participants in a pub pastime | 29 |
| Participants in a modern civil war | 34 |
| Participants in a lavish banquet | 32 |
| Participants in a kids' game | 32 |
| Participants in a July game | 27 |
| Participants in a feast | 23 |
| Participants in a debate | 24 |
| Participants in a child's game | 34 |
| Participants in a bee | 21 |
| Participants get a kick out of it | 33 |
| Participants | 12 |
| Participant, so to speak | 24 |
| Participant's comment | 25 |
| Participant of a sort | 21 |
| Participant in the sport Ultimate | 33 |
| Participant in the Camp David Accords | 37 |
| Participant in the Battle for Endor | 35 |
| Participant in some receptions | 30 |
| Participant in some Arabian races | 33 |
| Participant in l'éclipse | 31 |
| Participant in Dionysian orgies | 31 |
| Participant in democracy | 24 |
| Participant in college football's Big Game, briefly | 55 |
| Participant in an arguing contest | 33 |
| Participant in an annual event since 1951 | 41 |
| Participant in an 1899 conflict | 31 |
| Participant in a struggle | 25 |
| Participant in a regatta | 24 |
| Participant in a pantry raid | 28 |
| Participant in a literary tea party | 35 |
| Participant in a kid's game | 31 |
| Participant in a historic 1899 war or rebellion | 47 |
| Participant in a foreign exchange | 33 |
| Participant in a Faustian bargain | 33 |
| Participant in a defensive sport | 32 |
| Participant in a deciding game | 30 |
| Participant in a confidence game | 32 |
| Participant in a collision | 26 |
| Participant in a bull session? | 30 |
| Participant in a bet | 20 |
| Participant in a '70s fad | 29 |
| Participant at the Olympics | 27 |
| Participant at Indy | 19 |
| Participant at a home closing, often | 36 |
| Participant at a 90's dance club | 36 |
| Participant | 11 |
| Partially submerged structures | 30 |
| Partially removable roof | 24 |
| Partially refunded | 18 |
| Partially reclaimed Israeli wasteland | 37 |
| Partially processed cocoa bean | 30 |
| Partially paid athlete | 22 |
| Partially opened | 16 |
| Partially open | 14 |
| Partially obscured (and a hint to this puzzle's theme) | 58 |
| Partially obscured | 18 |
| Partially mine | 14 |
| Partially melted, as snow | 25 |
| Partially melted snow | 21 |
| Partially melted | 16 |