Difference between Regret and Deplore

REGRET vs DEPLORE: NOUN

A sense of loss and longing for someone or something gone or passed out of existence.
A courteous expression of regret, especially at having to decline an invitation.
A feeling of sorrow, disappointment, distress, or remorse about something that one wishes could be different.
Sadness associated with some wrong done or some disappointment
Grief or trouble caused by the want or loss of something formerly possessed; a painful sense of loss; desire for what is gone; sorrowful longing.
Pain or distress of mind, as at something done or left undone; the earnest wish that something had not been done or did not exist; bitterness of reflection.
Dislike; aversion.
An expression of regret: commonly in the plural.
A written communication expressing sorrow for inability to accept an invitation.
Synonyms Concern, Sorrow, lamentation.
Pain of mind on account of something done or experienced in the past, with a wish that it had been different; a looking back with dissatisfaction or with longing; grief; sorrow; especially, a mourning on account of the loss of some joy, advantage, or satisfaction.
The instance of such an emotion.
Penitence, Compunction, etc. See repentance.

Decline formally or politely
Feel remorse for; feel sorry for; be contrite about
Feel sad about the loss or absence of
To feel sorry about (a thing that has happened), afterthink: to wish that a thing had not happened, that something else had happened instead.
To feel sorry about (any thing).
Express with regret
Be sorry

To experience regret on account of; to lose or miss with a sense of regret; to feel sorrow or dissatisfaction on account of (the happening or the loss of something)

To regret; bemoan.
To express sorrow or grief over.
To regard as hopeless; to give up.
To complain of.
To feel or to express deep and poignant grief for; to bewail; to lament; to mourn; to sorrow over.
To feel or express strong disapproval of; condemn.

To look back at with sorrow; feel grief or sorrowful longing for on looking back.
To grieve at; be mentally distressed on account of: as, to regret one's rashness; to regret a choice made.
Synonyms To rue, lament. See repentance.
Feel remorse for
Feel sorry for
Be contrite about

To lament; bewail; mourn; feel or express deep and poignant grief for or in regard to.
To despair of; regard or give up as desperate.
To tell of sympathetically.
Synonyms To bemoan, grieve for, sorrow over.
To utter lamentations; lament; moan.
Express strong condemnation of

Regrettable, Apologies, Apologize, Remorse, Sorry, Disappointment, Sadness, Ruefulness, Bemoan, Rue, Bewail, Repent, Lament, Deplore, Sorrow

Apologise, Moan, Disapprove, Lamented, Regretted, Mourn, Complain, Regrettable, Condemns, Denounce, Condemn, Lament, Regret, Bewail, Bemoan

Sympathy, Contrition, Frustration, Unhappiness, Shame, Regrettable, Sorry, Sadness, Ruefulness, Rue, Bewail, Repent, Lament, Deplore, Sorrow

Condone, Decry, Reprimand, Complained, Apologise, Moan, Disapprove, Lamented, Mourn, Regrettable, Denounce, Condemn, Lament, Regret, Bewail

Regret following transition is not an infrequent phenomenon.
Written to express regret for making a late payment is written to express regret for making late!
American territory or an American ally, he will truly regret it, and he will regret it fast.
True remorse is never just a regret over consequence; it is a regret over motive.
Sometimes the accuser will later regret a consensual sexual encounter and may accuse the other out of regret or embarrassment.
If men do regret leaving, why do they regret it?
And thats what i regret the most, really really regret.
Yes, you will always live with this regret, but regret is a consequence of sin.
Decision Regret following Treatment for Localized Breast Cancer: Is Regret Stable Over Time?
Surely you shall regret this, and regret it bitterly.