heartwarming russian

• душе́вный

  heartful / heartwarming, sincere/sentimental heartfelt, cordial

  mental / soulful, psychical

• душе́вно

  heartfully / heartwarmingly, heartfelt, cordially

  mentally / soulfully, psychically

Examples

• Кака́я тро́гательная исто́рия!What a heartwarming story!