Bitterness
Bitterness noun - A deep-seated ill will.
Regret and bitterness are semantically related In some cases you can use "Regret" instead a noun "Bitterness".
Regret
Regret noun - A feeling of responsibility for wrongdoing.
Bitterness and regret are semantically related in remorse topic. Sometimes you can use "Bitterness" instead a noun "Regret", if it concerns topics such as upset over past action.
Mutual synonyms
How words are described
Both words in one sentence
- He may be nice-if-pathetic or mean-spirited, but whatever the case, his bitterness and regret over not being a super is a major character trait.
Source: Muggle Born of Mages - All three live to regret it, as Ruth realizes pretty soon that she actually did love Andrew, and her marriage to Robert descends into hatred and bitterness.
Source: Sibling Triangle - For example, a truly virtuous, life-loving person would be able to endure reliving his entire life's experience (both triumphs and and mistakes) over and over, with neither bitterness nor regret.
Source: Eternal Recurrence
Cite this Source
Regret and Bitterness. (2016). Retrieved 2026, August 08, from https://thesaurus.plus/related/bitterness/regret
Bitterness & Regret. N.p., 2016. Web. 08 Aug. 2026. <https://thesaurus.plus/related/bitterness/regret>.
Regret or Bitterness. 2016. Accessed August 08, 2026. https://thesaurus.plus/related/bitterness/regret.
Google Ngram Viewer shows how "bitterness" and "regret" have occurred on timeline