whole-heart‧ed /ˌhəʊl ˈhɑːtəd◂ $ ˌhoʊlˈhɑːr-/
adjective [usually before noun] involving all your feelings, interest etc
whole-hearted support/acceptance/cooperation etc
Montgomery’s new style of leadership met with Leslie’s whole-hearted approval.—whole-heartedly adverb:
I agree whole-heartedly with the mayor on this issue. [TahlilGaran] Dictionary of Contemporary English ▲