Antonyms of adj coldhearted
1 sense of coldhearted                                                  
Sense 1
coldhearted (vs. warmhearted) -- (lacking in sympathy or feeling)
warmhearted (vs. coldhearted) -- (marked by warmth of feeling like kindness and sympathy and generosity; "gave a warmhearted welcome to the stranger")
Similarity of adj coldhearted
1 sense of coldhearted                                                  
Sense 1
coldhearted (vs. warmhearted) -- (lacking in sympathy or feeling)
       => brittle -- (lacking warmth and generosity of spirit; "a brittle and calculating woman")
          Also See-> unloving#1
