| When to act unprofessionally? | 29 |
| When to begin an operation | 26 |
| When to begin the first hole | 28 |
| When to break a bad habit | 25 |
| When to call me? | 16 |
| When to call, in some ads | 25 |
| When to call, in some want ads | 30 |
| When to celebrate Armed Forces Day | 34 |
| When to celebrate Bastille Day | 30 |
| When to celebrate DÃa de Reyes | 33 |
| When to celebrate Earth Day | 27 |
| When to celebrate el año nuevo | 33 |
| When to celebrate el DÃa de los Reyes | 40 |
| When to celebrate quays and piers? | 34 |
| When to display une crèche | 29 |
| When to do a pressing job | 25 |
| When to do laundry | 18 |
| When to do odd jobs | 19 |
| When to do rush jobs | 20 |
| When to eat | 11 |
| When to expect good results | 27 |
| When to expect takeoff, for short | 33 |
| When to expect what you're expecting | 40 |
| When to gather for crumpets | 27 |
| When to get back to work, perhaps | 33 |
| When to get in, briefly | 23 |
| When to get ready to go | 23 |
| When to get ready to go? | 24 |
| When to get revenge, proverbially | 33 |
| When to get to the airport to pick someone up: Abbr. | 52 |
| When to get well? | 17 |
| When to give a kid a break | 26 |
| When to go shopping? | 20 |
| When to have a crumpet | 22 |
| When to have a nosh | 19 |
| When to have better luck? | 25 |
| When to hear "O Romeo, Romeo! wherefore art thou Romeo?" | 66 |
| When to join an opponent? | 25 |
| When to launch an invasion | 26 |
| When to leave a message | 23 |
| When to look at curves? | 23 |
| When to make reservations | 25 |
| When to open the curtain | 24 |
| When to put a paper to bed | 26 |
| When to recap scoring | 21 |
| When to return from lunch | 25 |
| When to return from lunch, maybe | 32 |
| When to ring a bell, maybe | 26 |
| When to rubberneck? | 19 |
| When to say "Feliz Año Nuevo" | 42 |
| When to say "Nighty-night" | 36 |
| When to say "T.G.I.F!" | 32 |
| When to say night-night | 23 |
| When to see der Mond | 20 |
| When to see die Sterne | 22 |
| When to see fireworks | 21 |
| When to see la luna | 19 |
| When to see Nick | 16 |
| When to see Nick at night? | 26 |
| When to see Nick? | 17 |
| When to see stars | 17 |
| When to send an erotic love note? | 33 |
| When to slop in the mud on the farm? | 36 |
| When to sow | 11 |
| When to spring forward (Abbr.) | 30 |
| When to start a match | 21 |
| When to start a round | 21 |
| When to start driving | 21 |
| When to stop | 12 |
| When to stop growing | 20 |
| When to study physics? | 22 |
| When to take a foliage tour | 27 |
| When to take a hike? | 20 |
| When to take a Lille vacation? | 30 |
| When to take lunch | 18 |
| When to take off: Abbr. | 23 |
| When to tell the boss you'll be there | 41 |
| When to tour Tours? | 19 |
| When to vote, often: Abbr. | 26 |
| When to vote, usually: Abbr. | 28 |
| When to wear a cocktail dress, traditionally | 44 |
| When to wrap up lunch? | 22 |
| When Tony sings "Maria" | 33 |
| When tools became common | 24 |
| When tots become terrible? | 26 |
| When tots take snoozes | 22 |
| When touchdown will be, probably: Abbr. | 39 |
| When trading ceases | 19 |
| When trebled, a Beach Boys hit | 30 |
| When tripled, 'and so on' | 33 |
| When tripled, "and so on" | 35 |
| When tripled, "et cetera" | 35 |
| When tripled, "et cetera," '90s-style | 51 |
| When tripled, 1965 Byrds hit | 28 |
| When tripled, a "Seinfeld" catchphrase | 48 |
| When tripled, a 1970 film | 25 |
| When tripled, a 1970 film about Pearl Harbor | 44 |
| When tripled, a 1970 movie | 26 |
| When tripled, a 1970 war film | 29 |
| When tripled, a 1970 war movie | 30 |