Meaning & use
strengthen
To make or become stronger, more powerful, or more effective.
See it in a sentence
Regular exercise helped strengthen her legs after the knee injury healed.
The two countries signed a treaty to strengthen economic ties.
A note on using this word
Strengthen applies to physical, emotional, and abstract things alike, from muscles to arguments to relationships.
Words with a similar meaning
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Words with an opposite meaning
Make it your own
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