keep sth up
— phrasal verb with keep uk/kiːp/us/kiːp/verb kept, kept
B1 to make something continue at its present level and not allow it to fall:
You must eat to keep your strength up.
Thesaurus: synonyms and related words
Preserving and saving
- a knight in shining armour idiom
- conserve
- deliver
- guardian angel
- keep
- knight
- life-saver
- lifeguard
- maintain
- pluck
- reclaim
- salvation
- save
- save sb's bacon/neck idiom
- save your own skin/hide idiom
- saved by the bell idiom
- saviour
- spare
- sustain
- upcycle
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