Emily Dickinson Lexicon

RE-GRET', n. [Fr. regret; either from the root of grate, or more directly from the root of Sp. and Port. gritar, It. gridare, Sw. gråta, Ice. groet, Dan. græder, Goth. grietan, W. grydiaw, to scream or cry out, to utter a rough sound; in some dialects to weep or lament. But grate and Sp. gritar are probably of the same family.]

1. Grief; sorrow; pain of mind. We feel regret at the loss of friends, regret for our own misfortunes, or for the misfortunes of others. Never any prince expressed a more lively regret for the loss of a servant. – Clarendon. Her piety itself would blame, / If her regrets should waken thine. – Prior.
2. Pain of conscience; remorse; as, a passionate regret at sin. – Decay of Piety.
3. Dislike; aversion. [Not proper nor in use.] – Decay of Piety.