Word.ws English Dictionary

underactivity

underactivity noun: insufficient activity.

Noun

underactivity (uncountable)

  1. insufficient activity

Antonyms of underactivity

Origin of underactivity

From under- + activity.

Questions about underactivity

What does underactivity mean?
Underactivity means insufficient activity.
What part of speech is underactivity?
Underactivity is a noun.

Words near underactivity in the dictionary

  1. underactivating
  2. underactivation
  3. underactivations
  4. underactive
  5. underactive thyroid
  6. underactivity
  7. underactor
  8. underactors
  9. underacts
  10. underactuate
  11. underactuated

Source and license

Adapted from Wiktionary: underactivity (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-underactivity.wav.

Cite this entry: “underactivity.” Word.ws, https://word.ws/underactivity. Based on Wiktionary, CC BY-SA 4.0.