mighty

US /ˈmaɪ.t̬i/

UK /ˈmaɪ.t̬i/

1.

puissant

possessing great and impressive power or strength, especially because of size.

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three mighty industrial countries

:

fearsome ferocious big tough robust manful potent sturdy muscular strapping Herculean vigorous energetic stout dominant influential strong powerful important leading authoritative controlling predominant prestigious

:

puny tiny insignificant

1.

puissant

extremely.

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my ears got cold mighty fast