This week's challenge is the word regrets.
re·gret /rɪˈgrɛt/ [ri-gret] verb, -gret·ted, -gret·ting, noun
-verb (used with object)
1. to feel sorrow or remorse for (an act, fault, disappointment, etc.): He no sooner spoke than he regretted it.
2. to think of with a sense of loss: to regret one's vanished youth.
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More definitions, origin, etc. )