unbitter
un·bit·ter
adjective
1.
having or showing no resentment or desire for revenge
- “remarkably unbitter toward her captors”
Origin
From un- + bitter.
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.