| Checks before marketing | 23 |
| Checks at the door, say | 23 |
| Checks and probes | 17 |
| Checks a proof | 14 |
| Checks a particular box | 23 |
| Checks a check, say | 19 |
| Checks a box | 12 |
| Checks (out) | 12 |
| Checks (in) | 11 |
| Checks | 6 |
| Checkroom problem | 17 |
| Checkroom needs | 15 |
| Checkroom items | 15 |
| Checkroom item | 14 |
| Checkroom fixture | 17 |
| Checkroom facilities | 20 |
| Checkroom employees, e.g. | 25 |
| Checkroom collection | 20 |
| Checkroom articles | 18 |
| Checkpoint requests | 19 |
| Checkpoint personnel: abbr. | 27 |
| Checkpoint needs, briefly | 25 |
| Checkpoint needs | 16 |
| Checkpoint figure | 17 |
| Checkpoint demand | 17 |
| Checkpoint Charlie shout | 24 |
| Checkpoint Charlie setting | 26 |
| Checkpoint Charlie city | 23 |
| Checkpoint "Hold it!" | 31 |
| Checkout-scanner target: Abbr. | 30 |
| Checkout-mag cover teaser | 25 |
| Checkout-line unit | 18 |
| Checkout-line purchase, perhaps | 31 |
| Checkout-line count | 19 |
| Checkout-counter unit | 21 |
| Checkout-counter scan: Abbr. | 28 |
| Checkout-counter backup | 23 |
| Checkout worker | 15 |
| Checkout units | 14 |
| Checkout time? | 14 |
| Checkout time, often | 20 |
| Checkout time, at times | 23 |
| Checkout site | 13 |
| Checkout sight | 14 |
| Checkout scanning: Abbr. | 24 |
| Checkout scanner part | 21 |
| Checkout scanner component | 26 |
| Checkout return | 15 |
| Checkout procedures | 19 |
| Checkout procedure | 18 |
| Checkout option | 15 |
| Checkout nuisance | 17 |
| Checkout lines?: Abbr. | 22 |
| Checkout lines? | 15 |
| Checkout lines, for short | 25 |
| Checkout lines, briefly | 23 |
| Checkout line? | 14 |
| Checkout line pickup, perhaps | 29 |
| Checkout line mag, familiarly | 29 |
| Checkout line lengthener? | 25 |
| Checkout line devices | 21 |
| Checkout line count | 19 |
| Checkout line complaint | 23 |
| Checkout line assistants | 24 |
| Checkout line | 13 |
| Checkout lane unit | 18 |
| Checkout icon | 13 |
| Checkout headache | 17 |
| Checkout formation | 18 |
| Checkout device | 15 |
| Checkout counter option | 23 |
| Checkout counter newspaper, perhaps | 35 |
| Checkout counter newspaper fodder | 33 |
| Checkout counter money-saver | 28 |
| Checkout counter lineup, often | 30 |
| Checkout counter item | 21 |
| Checkout counter display | 24 |
| Checkout counter count | 22 |
| Checkout counter action | 23 |
| Checkout count | 14 |
| Checkout correction, perhaps | 28 |
| Checkout correction | 19 |
| Checkout clerk's question | 29 |
| Checkout choice | 15 |
| Checkout annoyance | 18 |
| Checkout activity, perhaps | 26 |
| Checkout act | 12 |
| Checkmates, in a way | 20 |
| Checkmate, e.g. | 15 |
| Checkmate victim | 16 |
| Checkmate target | 16 |
| Checkmate | 9 |
| Checklist units | 15 |
| Checklist unit | 14 |
| Checklist part | 14 |
| Checklist line | 14 |
| Checklist item | 14 |
| Checklist detail | 16 |
| Checklist component | 19 |
| Checklist bit | 13 |