doubtful
0 antonyms and opposites of doubtful, grouped by meaning.
Adjective — Not certain to happen or be true; uncertain.
We haven't recorded synonyms for doubtful yet. You can still read its full definition, where it comes from, or words that rhyme with it.
How to use doubtful
The word patterns that sound natural to a native speaker.
Etymology
From Middle English doutfull — built from doubt plus -ful, "full of."
Full origin of doubtful →Frequently asked questions
What does “doubtful” mean?
The word “doubtful” means not certain to happen or be true; uncertain. In plain terms, not sure — used for people who aren't sure, or situations that aren't likely to happen.
How do you pronounce “doubtful”?
“Doubtful” is pronounced DOWT-fuhl (/ˈdaʊtfəl/ in IPA).
How do you use “doubtful” in a sentence?
Here is “doubtful” used in a sentence: “It's doubtful she'll finish the report by tonight.”
What part of speech is “doubtful”?
“Doubtful” is an adjective.
Where does the word “doubtful” come from?
The word “doubtful” comes from Middle English. From Middle English doutfull — built from doubt plus -ful, "full of.".
Is “doubtful” a common word?
“Doubtful” is an uncommon word in modern English, usually learned at around the B2 level.
How many meanings does “doubtful” have?
“Doubtful” has 3 distinct senses listed in this dictionary. The most common is: not certain to happen or be true; uncertain.