amiss

/əˈmɪs/

noun

  1. Fault; wrong; an evil act, a bad deed.

adjective

  1. Wrong; faulty; out of order; improper or otherwise incorrect.

    "He suspected something was amiss."

adverb

  1. Wrongly.

  2. Mistakenly.

  3. Astray.

  4. Imperfectly.