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over-optimistic
01
(of a person) being unreasonably confident or hopeful that something will succeed or happen
Grammatical Information
Composition
Compound
qualitative
Superlative
most over-optimistic
Comparative
more over-optimistic
gradable
Examples
She was over-optimistic about finishing the assignment in one day.
02
showing unreasonable confidence or hopefulness for the occurrence or success of something, even though the opposite is proved to be the case by later events
