Questionable

//ˈkwɛst͡ʃənəbl̩// adj

adj ·Common ·High school level

Definitions

Adjective
  1. 1
    Problematic; open to doubt or challenge.

    "It is questionable if the universe is open or closed."

  2. 2
    Of dubious respectability or morality.

    "Tiffiny’s behavior is highly questionable."

  3. 3
    Inviting questions; inviting inquiry. obsolete

    "Thou com'ſt in ſuch a queſtionable ſhape / That I will ſpeake to thee."

Adjective
  1. 1
    able to be refuted wordnet
  2. 2
    subject to question wordnet

Synonyms

All synonyms
debatableequivocalin questionproblematicsuspiciousa bit thick

Example

More examples

"There are many questionable points in this ledger."

Etymology

From question + -able.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.