Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun heart_and_soul

1 sense of heart and soul

Sense 1
kernel, substance, core, center, centre, essence, gist, heart, heart and soul, inwardness, marrow, meat, nub, pith, sum, nitty-gritty -- (the choicest or most essential or most vital part of some idea or experience; "the gist of the prosecutor's argument"; "the heart and soul of the Republican Party"; "the nub of the story")
       => content, cognitive content, mental object -- (the sum or range of what has been perceived, discovered, or learned)

Synonyms of adv heart_and_soul

1 sense of heart and soul

Sense 1
heart and soul, body and soul -- (with complete faith; "she was with him heart and soul")