"Overweener" is a word in ENGLISH

overweener ENGLISH
Definition:

One who overweens.

Few words of positivity

How can a man’s candour be seen in all its lustre unless he has a few failings to talk of? But he had an agreeable confidence that his faults were all of a generous kind—impetuous, arm-blooded, leonine; never crawling, crafty, reptilian.

George Eliot, Adam Bede

WORD SUGGESTIONS
Laugh your heart out.

Why was the cowboy a lot of laughs?He was always horsing around.

conceit ENGLISH

An overweening idea of one's self; vanity.

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overween ENGLISH

To think too highly or arrogantly; to regard one's own thinking or conclusions too highly; hence, to egotistic, arrogant, or …

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self-conceit ENGLISH

Conceit of one's self; an overweening opinion of one's powers or endowments.

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Having an overweening opinion of one's own powers, attainments; vain; conceited.

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self-opinion ENGLISH

Opinion, especially high opinion, of one's self; an overweening estimate of one's self or of one's own opinion.

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Having an overweening confidence in one's own abilities or worth; hence, haughty; overbearing.

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vanity ENGLISH

An inflation of mind upon slight grounds; empty pride inspired by an overweening conceit of one's personal attainments or decorations; …

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