Synonym: abortive, failing, fruitless, unfortunate. Similar words: successful, successfully, success, successor, succession, ecological succession, stressful, blissful. Meaning: adj. 1. not successful; having failed or having an unfavorable outcome 2. failing to accomplish an intended result.
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211. His search for a move that would avoid checkmate was unsuccessful.
212. Selection of immunoprotective antigens of the Eimeria species as vaccine candidates based upon recognition by the host immune system has been unsuccessful.
213. Pedestrian face-off is an awkward situation in which two pedestrians, who are on a collision course with each other, are repeatedly unsuccessful in averting one another.
More similar words: successful, successfully, success, successor, succession, ecological succession, stressful, blissful, succeed, succeed in, access, accessory, accessibly, accessible, accessorize, inaccessible, accessibility, succor, succinct, succumb, succinctly, succulent, unsure, press for, excess, recess, cession, process, princess, incessant.