doubtful
- 01 B1 Intermediate
used to say that something is probably not true or will not happen.
describing an event or outcome that is improbable or unlikely to occur.
Simple“It is doubtful that the weather will improve enough for us to go for a walk.”
In context“Given the current economic climate, it remains highly doubtful that the company will meet its ambitious growth targets by the end of the quarter.”
Usageoften used with a 'that' clause or 'if/whether' clause.
- 02 B1 Intermediate
feeling that you are not sure about something or do not trust it.
experiencing or expressing a lack of conviction or certainty; skeptical.
Simple“The teacher looked doubtful when the student said the dog ate his homework.”
In context“The board members were doubtful about the new marketing strategy, questioning whether the projected returns justified the initial investment.”
Usageusually followed by the preposition 'about'.
- 03 B2 Upper Intermediate
not clearly good, honest, or reliable.
of questionable character, quality, or reliability.
Simple“He has a doubtful reputation in the business world, so be careful.”
In context“The authenticity of the painting is doubtful, as several experts have pointed out inconsistencies in the brushwork compared to the artist's known style.”
Teacher's tipThis sense is often used to describe reputations, claims, or the quality of an object.
SynonymsAntonyms
From Middle English doutfull, douteful, equivalent to doubt + -ful.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.