B1adjectiveemotionssociety
US/ˈsɪr.i.əs/
UK/ˈsɪə.ri.əs/
very bad or worrying; also not joking, or thinking carefully about things
In context
Traffic jams have become a serious problem in Ho Chi Minh City.
Are you serious? You're really quitting your job tomorrow?
He looks serious in photos, but he's actually very funny.
Words that go with serious
adjective + noun
- serious problemAir pollution is a serious problem in many Asian cities.
- serious injuryLuckily, nobody suffered a serious injury in the crash.
- serious relationshipShe isn't ready for a serious relationship yet.
- serious illnessHealth insurance helps families pay for a serious illness.
adjective + preposition
- serious aboutIf you're serious about IELTS, you need to practice every day.
Common mistakes
Incorrect:
I'm serious with my studies.Correct: I'm serious about my studies.