Synonyms for likely

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1. Probable

   apparent, probable, seeming, credible, possible, feasible, presumable, conceivable, reasonable, conjecturable, practicable, workable, attainable, achievable, ostensible, surmisable, inferable, believable, rational, thinkable, imaginable, plausible, to be supposed, supposable, to be guessed, anticipated, expected, imminent, destined, assumable, grantable, persuasive, warrantable, as like as not.

   Antonyms impossible*, doubtful, questionable.

2. Promising

   suitable, apt, assuring; see fit 1, 2, hopeful 2.

3. Believable

   plausible, true, acceptable; see convincing 2.

4. Apt

   inclined, tending, disposed, predisposed, apt, prone, liable, subject to, on the verge of, in the habit of, given to, in favor of, having a weakness for.

likely suggests probability or an eventuality that can reasonably be expected he's not likely to win; liable and apt are loosely or informally used equivalents of likely, but in strict discrimination, liable implies exposure or susceptibility to something undesirable you're liable to hurt yourself playing with that knife and apt suggests a natural or habitual inclination or tendency such people are apt to be fearful; prone suggests a propensity or predisposition to something that seems almost inevitable she's prone to have accidents