Unstable Synonyms and Antonyms

ŭn-stābəl
Having a high center of gravity
(Adjective)
Synonyms:
  1. unsteady
  2. precarious
  3. wobbly
  4. wavering
  5. unbalanced
  6. infirm
  7. giddy
  8. insecure
  9. wiggly
  10. weaving
  11. shifty
  12. shaky
  13. top-heavy
  14. tottering
  15. teetering
  16. shifting
  17. tottery
  18. uncertain
  19. rattletrap
  20. beetling
  21. unsure
  22. jutting
  23. lightly balanced
  24. weak
Antonyms:
  1. stable
  2. steady
  3. strong
  4. firm
  5. solid
Not physically steady or firm
(Adjective)
Synonyms:
  1. precarious
  2. rickety
  3. shaky
  4. tottering
  5. tottery
  6. unsteady
  7. wobbly
Liable to undergo spontaneous decay into some other form. For example, the nucleus of uranium 238 atom is unstable and changes by radioactive decay into the nucleus of thorium 234, a lighter element. Many subatomic particles, such as muons and neutrons, are unstable and decay quickly into other particles.
(Noun)
Synonyms:
  1. astaticism
  2. ataxia
  3. lability
  4. volatility
  5. volubility

Words Related to Unstable

Related words are words that are directly connected to each other through their meaning, even if they are not synonyms or antonyms. This connection may be general or specific, or the words may appear frequently together.

Unstable Sentence Examples

  • The new empire was unstable from the first.

  • Unstable as he was, it didn't take much to send Josh down the porch steps.

  • The closer they drew, the more intense the pressure, and the more unstable they became.

  • Lydia Larkin was a wreck, as unstable as the night Billy Langstrom died.

  • From 1809 to 1812 Speranski was all-powerful in Russia, so far as any minister of a sovereign so suspicious and so unstable as Alexander could be so described.

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