Answer: HUMS
HUMS is a crossword puzzle answer that we have spotted 48 times.
Referring Clues:
- Accompanies musically sans words
 - Bustles
 - Runs smoothly
 - Drones
 - Symptoms for a car mechanic
 - Indistinct sounds of mingled voices
 - Purrs
 - Is busy
 - Is abuzz
 - Sings along without words
 - Sings without words
 - Is at a loss for words?
 - Joins in wordlessly
 - Runs well, as an engine
 - Sings close-mouthed
 - Sings with a closed mouth
 - Operates smoothly
 - Doesn't quite sing
 - Emulates a bumble bee
 - Obviously doesn't know the words
 - Doesn't know the words?
 - Plays a kazoo, basically
 - Engine sounds
 - Keeps one's mouth shut?
 - Forgets the words, maybe
 - Operates perfectly
 - Plays a kazoo
 - Runs nicely
 - Runs well
 - Sounds of activity
 - Sounds of well-tuned engines
 - Motor noises
 - Runs perfectly
 - Runs smoothly, as an engine
 - Sings with closed mouth
 - Buzzing sounds
 - Doesn't remember the words, say
 - Forgets the lyrics, maybe
 - Carries a tune, in a way
 - Sings with closed lips
 - Purrs, as an engine
 - Sings without singing
 - Goes mmm mmm mmm mmm maybe
 - Plays the kazoo, say
 - Vocalizes an earworm, in a way
 - Beehive sounds
 - Whirs
 - Runs superbly
 
Last Seen In:
- New York Times - October 25, 2025
 - LA Times - March 09, 2025
 - LA Times - December 15, 2024
 - USA Today - April 26, 2024
 - LA Times - January 10, 2024
 - USA Today - May 17, 2023
 - New York Times - March 28, 2023
 - USA Today - February 09, 2023
 - New York Times - May 29, 2022
 - New York Times - August 09, 2021
 - LA Times - February 05, 2021
 - Netword - December 29, 2020
 - New York Times - July 16, 2020
 - USA Today - April 03, 2020
 - USA Today - February 24, 2020
 - Netword - February 04, 2020
 - Universal - December 12, 2019
 - LA Times - August 26, 2019
 - USA Today - April 30, 2019
 - New York Times - April 14, 2019
 
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