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presumably Synonyms
Another word for presumably
Choosing another word for presumably that fits your sentence is easier when synonyms and similar words are paired with an exact adverb definition and ranked by match strength.
• adverb (Context 1)
Used to convey that what is asserted is very likely or may reasonably be supposed, though not known for certain.
Usage Example
"The lights in the office are turned off, so the staff have supposedly gone home for the evening."
Strongest
supposedly
probably
Strong
apparently
seemingly
evidently
likely
doubtless
undoubtedly
ostensibly
Weak
believably
Opposites of presumably
The opposite of presumably shifts depending on context. Common opposites include:
improbably
implausibly
doubtfully
definitely
certainly
• Nearby Words
Cite this Entry
Wordmom. (2026). Synonyms for Presumably. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/presumably