unforeseenadjective
uk/ˌʌn.fəˈsiːn/us/ˌʌn.fɚˈsiːn/C1 not expected:
Due to unforeseen circumstances the cost of the improvements has risen by 20 percent.
Unless there are any unforeseen problems the whole project should be finished by the spring.
Thesaurus: synonyms and related words
Not expected or planned
- ad hoc
- ad hocism
- ad hockery
- ad lib
- ad-lib
- adventitious
- against (all) the odds/against all odds idiom
- explosive
- involuntary
- it's just one of those things idiom
- just like that idiom
- make sth up as you go along idiom
- muddle
- rude
- spur
- summary
- unawares
- undreamed of
- unexpected
- unintended
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