| Clue | Length | Answer |
|---|---|---|
| Hum | 3 letters | wow |
| Hum | 3 letters | run |
| Hum | 3 letters | row |
| Hum | 4 letters | reek |
| Hum | 4 letters | purr |
| Hum | 4 letters | rank |
| Hum | 4 letters | twit |
| Hum | 4 letters | tier |
| Hum | 4 letters | song |
| Hum | 4 letters | buzz |
| Hum | 4 letters | scat |
| Hum | 4 letters | whir |
| Hum | 4 letters | sing |
| Hum | 4 letters | whiz |
| Hum | 5 letters | smell |
| Hum | 5 letters | swath |
| Hum | 5 letters | scale |
| Hum | 5 letters | thrum |
| Hum | 5 letters | drone |
| Hum | 5 letters | round |
| Hum | 5 letters | train |
| Hum | 5 letters | psalm |
| Hum | 5 letters | yodel |
| Hum | 5 letters | queue |
| Hum | 5 letters | range |
| Hum | 5 letters | troll |
| Hum | 5 letters | trill |
| Hum | 6 letters | warble |
| Hum | 6 letters | sol-fa |
| Hum | 6 letters | murmur |
| Hum | 6 letters | rumble |
| Hum | 6 letters | squeal |
| Hum | 6 letters | quaver |
| Hum | 6 letters | thread |
| Hum | 6 letters | series |
| Hum | 6 letters | string |
| Hum | 6 letters | static |
| Hum | 7 letters | prevail |
| Hum | 7 letters | routine |
| Hum | 7 letters | purring |
| Hum | 7 letters | stammer |
| Hum | 7 letters | whistle |
| Hum | 7 letters | stutter |
| Hum | 7 letters | stumble |
| Hum | 7 letters | singing |
| Hum | 7 letters | vibrate |
| Hum | 7 letters | |
| Hum | 7 letters | tweedle |
| Hum | 8 letters | warbling |
| Hum | 8 letters | serenade |
| Hum | 8 letters | rotation |
| Hum | 8 letters | buzzword |
| Hum | 8 letters | sequence |
| Hum | 8 letters | spectrum |
| Hum | 8 letters | vocalize |
| Hum | 9 letters | thrumming |
| Hum | 10 letters | succession |
| Hum | 10 letters | recurrence |
| Hum | 11 letters | progression |
| Hum | 11 letters | single-file |
| Hum | 11 letters | run-through |
| Hum | 12 letters | scat-singing |
| Hum | 12 letters | vocalization |
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