Hum
Hum verb - Make a low continuous sound.
Usage example: The refrigerator is humming
Noise
Noise verb - Emit a noise.
Mutual synonyms
How words are described
Both words in one sentence
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Items and item expansions in the Metroid Prime Trilogy make a mechanical humming noise; the hum gets louder as you approach.
Source: Notice This - Space is still noisy in most scenes, as with battles and ships entering and dropping out of warp, but in scenes with people in space there is only a faint ethereal hum or breathing noise (reminiscent of 2001).
Source: Space Is Noisy -
The noise the engines of an Xylvanian bomber make is called the "Hun Hum".
Source: Video Game / Battalion Wars
Cite this Source
Noise and Hum. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/hum/noise
Hum & Noise. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/hum/noise>.
Noise or Hum. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/hum/noise.
Google Ngram Viewer shows how "hum" and "noise" have occurred on timeline