Synonyms of 'in earnest'
▷ See earnest
Campaigning will begin in earnest tomorrow.
I can never tell whether he is in earnest or not.
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dinkum (Australian , New Zealand , informal)
genuine or right
He was a fair dinkum bloke with no pretensions.
`Do you really mean it?' she asked earnestly.
If you describe a person as genuine, you approve of them because they are honest, truthful, and sincere in the way they live and in their relationships with other people.
She is a very caring and genuine person.
Thesaurus for in earnest from the Collins English Thesaurus
If something is done or happens in earnest , it happens to a much greater extent and more seriously than before.