boil up
— phrasal verb with boil uk/bɔɪl/us/bɔɪl/verb
If a bad emotion boils up, it becomes very strong and difficult to control:
Anger suddenly boiled up in him.
Thesaurus: synonyms and related words
Becoming and making stronger
- aggrandize
- boil
- bolster
- cement
- concentrate
- concentrated
- consolidate
- dial
- fuel
- gel
- harden
- jell
- power (sth) up
- reignite
- reinvigorate
- take hold idiom
- that'll put hairs on your chest! idiom
- tighten
- tighten sth up
- toughen
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