Meaning of the word "pay dearly" in English

What does "pay dearly" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

pay dearly

US /peɪ ˈdɪrli/

UK /peɪ ˈdɪəli/

to suffer greatly as a result of something you have done

Example:

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He will pay dearly for his mistakes.

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If you betray their trust, you will pay dearly.