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A boost is a temporary increase in the level of something.

words with similar pronunciation

The similarity is measured in the number of changed sounds (added, deleted, or replaced) between two transcriptions.

booster/bˈustɚ/, 1 change.
best/bˈɛst/, 1 change.
baste/bˈɛɪst/, 1 change.
boot/bˈut/, 1 change.
based/bˈɛɪst/, 1 change.
burst/bˈɝst/, 1 change.
roost/ɹˈust/, 1 change.
bast/bˈæst/, 1 change.
boast/bˈoʊst/, 1 change.
beast/bˈist/, 1 change.

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