amiss (Adjective) — Not functioning properly. ex. "something is amiss"
amiss (Adverb) — Away from the correct or expected course. ex. "something went badly amiss in the preparations"
amiss (Adverb) — In an improper, mistaken or unfortunate manner. ex. "if you think him guilty you judge amiss" ex. "he spoke amiss" ex. "no one took it amiss when she spoke frankly"
amiss (Adverb) — In an imperfect or faulty way. ex. "Miss Bennet would not play at all amiss if she practised more"