wholeheartedly

From wholehearted +‎ -ly.^[1]

• (Received Pronunciation) IPA^(key): /ˌhəʊlˈhɑːtɪdli/
• (General American) IPA^(key): /ˌhoʊlˈhɑɹtədli/, [-ɾəd-]

• Audio (General American); [ˌhoʊlˈhɑɹɾədli]:

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• Hyphenation: whole‧heart‧ed‧ly

wholeheartedly (comparative more wholeheartedly, superlative most wholeheartedly)

1. In a wholehearted (“showing enthusiastic and unconditional commitment”) manner; without reserve; enthusiastically, unreservedly.

   Synonym: body and soul

   Coordinate term: halfheartedly

   He jumped in wholeheartedly and began to learn the language.

   • 1898, J[oseph] Grafton Milne, “Religious Institutions”, in A History of Egypt under Roman Rule (A History of Egypt; V), London: Methuen & Co. […], →OCLC, paragraph 32, page 149:

     [T]hough Augustus and Tiberius discouraged the desire to deify them in their lifetime, Caligula had no sooner expressed his designs on godhead than the Alexandrians wholeheartedly fell in with his wishes, and worshipped him.

   • 1926 January, Lansing B[artlett] Bloom, “New Mexico in the Great War”, in Lansing B. Bloom, Paul A. F. Walter, editors, The New Mexico Historical Review, volume I, number 1, Santa Fe, N.M.: Historical Society of New Mexico at the Museum Press, →ISSN, →OCLC, page 15:

     Thus unreservedly, promptly, and wholeheartedly did the people of New Mexico, through their chosen representatives, throw themselves and all their resources into the Great War. The Sunshine State fears no storm.

   • 1932 March, John Buchan, “The Man”, in Sir Walter Scott, London; Toronto, Ont.: Cassell and Company, published May 1932, →OCLC, section II, page 361:

     [H]e had a natural bias against all change, and he hated wholeheartedly what he regarded as the central doctrine of the French Revolution, […]

   • 1933, Friedrich W[ilhelm] Nietzsche, “Before Sunrise”, in A[lexander] Title, revised by M[ildred] M[ary] Bozman, transl., Thus Spake Zarathustra, London: Heron Books; by arrangement with J[oseph] M[alaby] Dent & Sons, published [1977?], →OCLC, 3rd part, page 148:

     We are wroth with these go-betweens and meddlers—the drifting clouds: these half-and-halfs that have learned neither to bless nor to curse wholeheartedly.

   • 2021 May 15, Phil McNulty, “Chelsea 0 – 1 Leicester: Foxes Lift FA Cup for First Time after Youri Tielemans Stunner”, in BBC Sport‎^[1], archived from the original on 10 June 2025:

     Fans relished the traditional FA Cup fanfare from the Coldstream Guards and the hymn Abide With Me before throwing themselves wholeheartedly into an experience they have been largely deprived of since the first coronavirus lockdown began in March 2020.

• whole-heartedly (dated)

• heartedly
• heartlessly
• put one's heart in
• someone's heart is in
• wholehearted

• “wholeheartedly, adv.”, in OED Online ⁠, Oxford: Oxford University Press, July 2023.