Collocations
Collocations
Explore English words that belong together, with meanings, examples, and sentence practice. Browse by CEFR level or pattern, and add collocations to your deck for regular review.
Phrases containing problem, including its inflections. Clear word filter
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Verb + noun(4)
Adjective + noun(5)
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big problem
a serious or significant difficulty
real problem
a genuine, significant difficulty rather than a minor inconvenience
major problem
a large and important difficulty
serious problem
a problem that is important and causes significant concern
insoluble problem
A difficulty for which no solution can be found.