| "___ upon a time ..." | 31 |
| ___ over lightly | 16 |
| Years back | 10 |
| Without a recurrence | 20 |
| Tale start | 10 |
| Not to be repeated | 18 |
| A while ago | 11 |
| Story start | 11 |
| Just this time | 14 |
| First word of many fairy tales | 30 |
| At an earlier time | 18 |
| "Measure twice, cut ___" | 34 |
| __ upon a time | 14 |
| Thrice minus twice | 18 |
| Less than occasionally | 22 |
| It might be enough | 18 |
| In days gone by | 15 |
| Grimm beginning? | 16 |
| At the moment when | 18 |
| "___ in Love with Amy" | 32 |
| "__ upon a time . . ." | 32 |
| ___ in a lifetime | 17 |
| ___ in a blue moon | 18 |
| Unrepeated | 10 |
| Twice from thrice | 17 |
| Start of a tale | 15 |
| Start of a fairy tale | 21 |
| Start of a bedtime story | 24 |
| Single time | 11 |
| If ever | 7 |
| Grimm opener | 12 |
| First word of ''The Raven'' | 43 |
| "The Raven" start | 27 |
| "The Raven" opener | 28 |
| "The ___ and Future King": White | 42 |
| "Going ___, going . . ." | 34 |
| "___ Upon a Mattress" | 31 |
| "___ bitten, twice shy" | 33 |
| ___ in a while | 14 |
| Tony-winning musical of 2012 | 28 |
| This time only | 14 |
| Tale opener | 11 |
| Start of many Grimm tales | 25 |
| Popular story start | 19 |
| One time | 8 |
| Not again | 9 |
| Never again | 11 |
| Nearly never | 12 |
| It's enough, in an expression | 33 |
| It's enough for some | 24 |
| It may never be enough | 22 |
| In years past | 13 |
| First word of a fairy tale | 26 |
| Fairy-tale start | 16 |
| Fairy tale's first word | 27 |
| Enough, in some cases | 21 |
| At some previous point | 22 |
| Almost never? | 13 |
| A long time ago | 15 |
| 2012 Tony winner for Best Musical | 33 |
| "When I was young ..." | 32 |
| "The Raven" opening | 29 |
| "Fool me ___, shame on you ..." | 41 |
| "___ Upon a Time in America" | 38 |
| "___ bitten . . . " | 29 |
| ___-over (quick look) | 21 |
| Yarn opener | 11 |
| Without duplication | 19 |
| With "more," it's again | 37 |
| Twice less than thrice | 22 |
| Third of thrice | 15 |
| The moment that | 15 |
| Susann's "___ Is Not Enough" | 42 |
| Story beginning | 15 |
| Start of many fairy tales | 25 |
| Start of many a tale | 20 |
| Start of a Susann title | 23 |
| Singular time | 13 |
| Second word in many a limerick | 30 |
| One-third of thrice | 19 |
| One less than twice | 19 |
| Not at present | 14 |
| Not anymore | 11 |
| Less than rarely | 16 |
| Just a single time | 18 |
| It's sometimes enough | 25 |
| It's often enough | 21 |
| It is enough, according to some | 31 |
| Indefinite time | 15 |
| In days of old | 14 |
| Ian Hunter's "___ Bitten, Twice Shy" | 50 |
| How some cousins are removed? | 29 |
| Grimm starter | 13 |
| First word in a fairy tale | 26 |
| Fairy tale's opening word | 29 |
| Common fairy-tale opener | 24 |
| Between twice and never | 23 |
| At some past point | 18 |
| At a prior time | 15 |
| At ___ (immediately) | 20 |