• (British) IPA: /ˈha.pə.li/
• (America) IPA: /ˈhæ.pə.li/

happily

1. (archaic) By chance; perhaps.

   Synonyms: haply

   • 1603, Michel de Montaigne, chapter 12, in John Florio, transl., The Essayes, […], book II, printed at London: By Val[entine] Simmes for Edward Blount […], OCLC 946730821 ↗:

     And who knoweth whether a thousand yeares hence a third opinion will rise, which happily shall overthrow these two precedents?

2. By good chance; fortunately, successfully.
3. In a happy or cheerful manner; with happiness.
   • 1808, Daniel Defoe, The Life and Adventures of Robinson Crusoe, Minerva Press for Lane and Newman, page 311:

     And thus I have given the first part of a life of fortune and adventure, a life of Providence's chequer-work, and of a variety which the world will seldom be able to shew the like of: beginning foolishly, but closing much more happily than any part of it ever gave me leave so much as to hope for.

4. With good will; in all happiness; willingly.

• French: heureusement, par bonheur
• German: glücklicherweise
• Italian: fortunatamente
• Portuguese: felizmente
• Russian: к сча́стью
• Spanish: afortunadamente

• French: joyeusement, gaiement
• German: glücklich, glücklicherweise, fröhlich
• Italian: felicemente
• Portuguese: alegremente, felizmente
• Russian: сча́стливо
• Spanish: felizmente, alegremente, dichosamente

• French: volontiers
• German: bereitwillig, gerne
• Italian: volentieri
• Portuguese: de bom grado
• Russian: с ра́достью
• Spanish: de buena gana