"Warm regards" is a phrase that's commonly used to express friendly feelings towards someone. However, it's always nice to have new ways of saying things, so here are some synonyms for "warm regards":
1. Best wishes
2. Kind regards
3. With love
4. Yours sincerely
5. Affectionately
6. Cordially
7. Fondly
8. Cheers
9. Sending hugs
10. Blessings
Using synonyms can help you to avoid sounding repetitive or formal, and can help you to add a personal touch to your communications. So, next time you need a new way to sign off an email or letter, consider one of these alternatives to "warm regards".