Meaning & use
supplementary
Added to something else to complete or enhance it; extra or additional.
See it in a sentence
The textbook came with supplementary exercises available online for extra practice.
The government approved a supplementary budget to cover unexpected repair costs.
A note on using this word
Supplementary describes something that adds to a main item without being essential to it, unlike complementary, which describes two things that combine to complete each other.
Words with a similar meaning
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Words with an opposite meaning
Make it your own
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