| By its very nature, in law | 26 |
| By itself | 9 |
| By itself or when doubled, a tot's stomach | 46 |
| By itself, not much of a cheer | 30 |
| By itself, to start with | 24 |
| By land -- | 10 |
| By land __ | 10 |
| By land ___ | 11 |
| By law | 6 |
| By law, it can't be destroyed - or produced | 47 |
| By law: Fr. | 11 |
| By leaps and bounds | 19 |
| By logic, then ... | 18 |
| By mail | 7 |
| By many accounts, it began with Charlemagne | 43 |
| By me, in cards | 15 |
| By means of | 11 |
| By means of this | 16 |
| By means of, for short | 22 |
| By mistake | 10 |
| By mouth | 8 |
| By much | 7 |
| By multiples | 12 |
| By nature | 9 |
| By no means | 11 |
| By no means brilliant | 21 |
| By no means long-winded | 23 |
| By no means poured | 18 |
| By now | 6 |
| By oneself | 10 |
| By oneself, as at a dance | 25 |
| By oneself, on stage | 20 |
| By oneself: Prefix | 18 |
| By or by means of | 17 |
| By order of | 11 |
| By order of succession | 22 |
| By passenger train | 18 |
| By physical means | 17 |
| By radio, e.g. | 14 |
| By reason of | 12 |
| By reason of which | 18 |
| By share | 8 |
| By some measure | 15 |
| By space shuttle | 16 |
| By steamship | 12 |
| By submarine | 12 |
| By surface area, second-largest Great Lake | 42 |
| By surprise | 11 |
| By swallowing | 13 |
| By that name: Lat. | 18 |
| By that reasoning | 17 |
| By the agency of | 16 |
| By the beach | 12 |
| By the bell | 11 |
| By the boatload | 15 |
| By the book | 11 |
| By the bottle ___ | 17 |
| By the clock | 12 |
| By the clock? | 13 |
| By the day, as payment | 22 |
| By the deadline | 15 |
| By the dozen | 12 |
| By the fact itself | 18 |
| By the item | 11 |
| By the joint action of | 22 |
| By the lowest estimation | 24 |
| By the numbers | 14 |
| By the piece vs. by the plate, perhaps | 38 |
| By the same token | 17 |
| By the sea | 10 |
| By the seashore | 15 |
| By the shore | 12 |
| By the shortest route | 21 |
| By the side | 11 |
| By the side of | 14 |
| By the skin of one's teeth | 30 |
| By the ton | 10 |
| By the unit | 11 |
| By the way | 10 |
| By the year | 11 |
| By the __: in quantity | 22 |
| By the ___ | 10 |
| By the ___ (barely) | 19 |
| By the ___ (in great numbers) | 29 |
| By the ___ (incidentally) | 25 |
| By the ___ of one's pants | 29 |
| By the ___ one's pants | 26 |
| By then | 7 |
| By then Mrs. Herr was ready to ___ for incompetence | 51 |
| By title only | 13 |
| By tradition | 12 |
| By tradition, no pope chooses this name | 39 |
| By turns: Prefix | 16 |
| By unspecified means | 20 |
| By virtue of worthiness | 23 |
| By voice | 8 |
| By way (of) | 11 |
| By way of | 9 |
| By way of, briefly | 18 |
| By way of, for short | 20 |