Meaning of the word earnestness in English

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

earnestness

US /ˈɝː.nɪst.nəs/
UK /ˈɜː.nɪst.nəs/

Noun

the quality of being serious and sincere

Example:
His earnestness about his work was admirable.
She spoke with great earnestness about her beliefs.
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