From Longman Dictionary of Contemporary Englishheartwarmingheart‧warm‧ing /ˈhɑːtˌwɔːmɪŋ $ ˈhɑːrtˌwɔːr-/ adjective HAPPYmaking you feel happy because you see other people being happy or kind to each other a heartwarming sight —heartwarmingly adverb
Examples from the Corpus
heartwarming• The response to our plea for more food and blankets has been heartwarming.• Indeed, the enthusiasm was sometimes quite surprising and certainly heartwarming.• Only the weather was ominous - the usual generous gestures of support received from congregation and friends were heartwarming.• The letters were generous and heartwarming.• The response from the public in places they visited was generous and heartwarming.• a heartwarming holiday story• It was really a most heartwarming occasion.• The movie tells a heartwarming story about a boy who saves his sister's life.