When it comes to expressing affection or kindness, warmheartedly is a great word to use. But, it's always good to have synonyms to vary your tone or style. Here are a few options:
- Wholeheartedly
- Compassionately
- Tenderly
- Emphatically
- Sympathetically
- Kindly
- Affectionately
- Cordially
- Lovingly
- Sincerely
Each of these synonyms has its own distinct feeling or connotation, so choose the right one depending on the context or the tone you want to convey. Whatever synonym you pick, make sure it conveys the same warmth and kindness as warmheartedly.