Antonyms of probably from BoostVocab

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probably

/'prɑbəbli/

Synonyms of probably Antonyms of probably Examples of probably Usage of probably Parts of probably Definition that contains probably Words sounding like probably Explanation of probably

adverb
easy to believe on the basis of available evidence
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"he will probably win the election"

Similar:

believably credibly plausibly
adverb
with considerable certainty; without much doubt
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"He is probably out of the country"

Similar:

belike in all likelihood in all probability likely

Antonyms of probably

incredibly unlikely unbelievably