Found 109 synonyms in 16 groups
  1. 4
    Meaning: pessimistic
  2. 6
    Meaning: unbelieving
  3. 9
    Meaning: extremely uncertain
  4. 11
    Meaning: moot
  5. 13
    Meaning: tenuous
  6. 14
    Meaning: unlikely
  7. 15
    Meaning: questionable
  8. 16
    Meaning: suspicious

Words similar to dubious

dubious synonyms - English related words for dubious