| A | B |
| amicable | characterized by friendship and good will |
| buoyant | characterized by liveliness and lightheartedness |
| ebullient | joyously unrestrained |
| effervescent | marked by high spirits or excitement |
| euphoric | characterized by a feeling of well-being or elation |
| exuberant | joyously unrestrained |
| exultant | joyful and proud especially because of triumph or success |
| jovial | full of or showing high-spirited merriment |
| jubilant | full of high-spirited delight |
| vibrant | vigorous and animated |
| apologetic | offering or expressing regret He regretted it instantly and was profusely apologetic afterwards. |
| ashamed | feeling guilt or embarrassment or remorse Why was I so ashamed when my mum lost her money? |
| contrite | feeling or expressing pain or sorrow for sins or offenses In her first public statement since dropping from public view four months ago, Ms. Fan offered a contrite apology and pledged to pay the fine to avoid a criminal investigation. |
| culpable | deserving blame or censure as being wrong or injurious “They are absolutely a culpable villain in this picture,” said Steve Owings, who co-founded the advocacy group Road Safe America after his son was killed in a rear-end truck collision outside Atlanta 15 years ago. |
| guilty | showing a sense of wrongness Afterward I always felt guilty and recited the Repentance Psalm: “Have mercy upon me, O God, according unto the multitude of thy tender mercies.” |
| penitent | feeling or expressing remorse for misdeeds Jay-Z’s “4:44,” released last year, painted him as a penitent, a man hitting middle age and engaging with his demons head-on. |
| regretful | feeling or expressing sorrow or a sense of loss When we focus on the things we regret, such as failed relationships, family disputes, and setbacks in career and finance, we tend to become more regretful. |
| remorseful | feeling or expressing pain or sorrow for sins or offenses He apologized again after Friday’s game, saying “The whole thing, it was a very unfortunate situation ... I’m just deeply, deeply remorseful for offending so many people.” |
| repentant | feeling or expressing remorse for misdeeds “These letters disclose a passage of folly and gross impertinence in my life. I am deeply ashamed and repentant.” |
| rueful | feeling or expressing pain or sorrow for sins or offenses His voice is rueful, but there’s no sadness on his face. |