| 100% | BAYS | 4 | Parts of planes in which to put 18-Across |
| 52% | HOMESTRETCH | 11 | Last part of a race...and what 24, 39 and 51 Across do to some letters contained in 18 Across? |
| 43% | CROP | 4 | Expanded part of the oesophagus in birds in which food is stored before passing on to the gizzard |
| 42% | LAID | 4 | Anagram of "dial" which means to put in place |
| 41% | ERA | 3 | Short form of bill S.1774 which, in part, would require secret ballot elections to determine union representation |
| 41% | BREAKFAST | 9 | Part of a morning routine ... or a literal hint to 18-, 22-, 35- and 49-Across |
| 40% | TOCATCHATHIEF | 13 | Hitchcock film in which 18-Across played the romantic interest of a retired burglar: 4 wds. |
| 39% | INSULATE | 8 | To put batts of fiberglass, e.g., in the walls |
| 39% | MIDAUGHTS | 9 | Part of the George W. Bush era ... or a hint to part of 18-, 26-, 38- and 46-Across |
| 39% | TAIL | 4 | Part of a plane that's furthest to the back |
| 39% | BATIK | 5 | Process of printing fabric in which parts not to be dyed are covered by wax |
| 39% | MARINATE | 8 | To put meat in a sauce for a period of time |
| 39% | ACTIV | 5 | Part of "Romeo and Juliet" in which Juliet fakes her death |
| 39% | REAR | 4 | Part of the plane that's last to get off, usually |
| 38% | BEND | 4 | Dangerous part of a road on which to pass |
| 38% | MINARET | 7 | Part of a mosque from which the call to prayer is made |
| 38% | IGNITION | 8 | Part of a vehicle the key is pushed in to start it |
| 38% | ETHERIC | 7 | Like the highest part of the physical plane, in theosophy |
| 38% | ATOLL | 5 | Island ring ... or, in three parts, a hint to 18-, 32-, 44- and 59-Across |
| 38% | SCENEXIV | 8 | Part of Act 4 of "Antony and Cleopatra" in which Antony attempts suicide |
| 37% | HEARTS | 6 | Game in which players tend to avoid the queen of spades |
| 37% | FIRSTLETTER | 11 | Important part of each reversed book title in this puzzle (which you can use to spell out an apt phrase) |
| 37% | RELAY | 5 | Type of race in which teammates take part collectively |
| 37% | ACAD | 4 | Part of 18-Across: Abbr. |
| 37% | WORD | 4 | Part of a sentence, or change a letter in 22a to get the answer |
| 37% | POINCIANA | 9 | Bing Crosby hit in which "your branches speak to me of love" |
| 37% | OPTS | 4 | ___ out of (chooses not to take part in) |
| 36% | IRISES | 6 | Movie transitions in which the field of vision appears to expand or contract |
| 36% | RIM | 3 | Part of a glass which is rolled in salt for the cocktail Margarita |
| 36% | STOMACH | 7 | Part of the human body to which the adjective gastric relates |