Is Wholeheartedly One Word?

fully or completely sincere, enthusiastic, energetic, etc.; hearty; earnest: a wholehearted attempt to comply.

Is wholeheartedly a formal word?

Frequently Asked Questions About wholehearted

Some common synonyms of wholehearted are heartfelt, hearty, sincere, and unfeigned. While all these words mean "genuine in feeling," wholehearted suggests sincerity and earnest devotion without reservation or misgiving.

Does wholeheartedly have a hyphen?

As “wholehearted” is an adjective, adding the “-ly” to the end makes it an adverb. The hyphen isn't needed because the word exists.