| Text | Length |
| Burrowing critter | 17 |
| Burrowing creatures | 19 |
| Burrowing creature | 18 |
| Burrowing clam | 14 |
| Burrowing bony-plated animal | 28 |
| Burrowing bird | 14 |
| Burrowing beasts | 16 |
| Burrowing beast | 15 |
| Burrowing Australian marsupial | 30 |
| Burrowing arthropods | 20 |
| Burrowing animals | 17 |
| Burrowing animal | 16 |
| Burrowing amphibians | 20 |
| Burrower with a bushy tail | 26 |
| Burrower that barks | 19 |
| Burrower | 8 |
| Burrowed | 8 |
| Burrow, perhaps | 15 |
| Burrow, for some | 16 |
| Burrow's kin | 16 |
| Burrow stash | 12 |
| Burrow indicator | 16 |
| Burrow : rabbit :: holt : ___ | 29 |
| Burrow | 6 |
| Burroughs's swinger | 23 |
| Burroughs' was naked | 24 |
| Burroughs' heroine | 22 |
| Burroughs' Greystoke, for one | 33 |
| Burroughs swinger | 17 |
| Burroughs heroine | 17 |
| Burroughs hero | 14 |
| Burroughs duo | 13 |
| Burroughs creation | 18 |
| Burroughs book: 1914 | 20 |
| Burroughs beasts | 16 |
| Burroughs and Sperry merger offspring | 37 |
| Burros' relatives | 21 |
| Burros and such | 15 |
| Burros | 6 |
| Burro: Comb. form | 17 |
| Burro, for one | 14 |
| Burro, e.g. | 11 |
| Burro's cry | 15 |
| Burro's cousin | 18 |
| Burro's basket | 18 |
| Burro with a burden | 19 |
| Burro or fool | 13 |
| Burro blanket | 13 |
| Burro bellow | 12 |
| Burro | 5 |
| Burrito's kin | 17 |
| Burrito's cousin | 20 |
| Burrito wrappers | 16 |
| Burrito topping | 15 |
| Burrito topper | 14 |
| Burrito staple | 14 |
| Burrito request | 15 |
| Burrito outside | 15 |
| Burrito order | 13 |
| Burrito meat | 12 |
| Burrito kin | 11 |
| Burrito ingredient | 18 |
| Burrito garnish | 15 |
| Burrito flavoring | 17 |
| Burrito filling | 15 |
| Burrito filler | 14 |
| Burrito dressing | 16 |
| Burrito covering, perhaps | 25 |
| Burrito cousins | 15 |
| Burrito cousin | 14 |
| Burrito condiment | 17 |
| Burrito bean | 12 |
| Burrito alternative | 19 |
| Burrito adjective | 17 |
| Burrito add-on, for short | 25 |
| Burrels and Seckels | 19 |
| Burrell and Pennington of TV | 28 |
| Burrel or Seckel | 16 |
| Burr/Hamilton event | 19 |
| Burr-Hamilton event | 19 |
| Burr-Hamilton contest | 21 |
| Burr-Hamilton affair | 20 |
| Burr, to Hamilton | 17 |
| Burr, for one | 13 |
| Burr, at times | 14 |
| Burr's problem? | 19 |
| Burr's duel victim | 22 |
| Burr's conclusion | 21 |
| Burr vs. Hamilton | 17 |
| Burr Tillstrom puppet | 21 |
| Burr the burglar? | 17 |
| Burr role | 9 |
| Burr portrayal | 14 |
| Burr or Massey | 14 |
| Burr or Hamilton, e.g. | 22 |
| Burr or Hamilton | 16 |
| Burr or Copland | 15 |
| Burr or brogue | 14 |
| Burr follower | 13 |
| Burr and Spelling | 17 |
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