Repent vs. Relent

Difference Between Repent and Relent
Repentverb
(intransitive) To feel pain, sorrow, or regret for what one has done or omitted to do; the cause for repenting may be indicated with "of".
Relentnoun
Stay; stop; delay.
Repentverb
To be sorry for sin as morally evil, and to seek forgiveness; to cease to practice sin and to love.
"... Jesus came into Galilee, preaching the gospel of the kingdom of God, {15} And saying, The time is fulfilled, and the kingdom of God is at hand: repent ye, and believe the gospel." (Mark 1:14-15)"Then Peter said unto them, Repent, and be baptized every one of you in the name of Jesus Christ for the remission of sins, and ye shall receive the gift of the Holy Ghost. {39} For the promise is unto you, and to your children, and to all that are afar off, even as many as the Lord our God shall call. {40} And with many other words did he testify and exhort, saying, Save yourselves from this untoward generation." (Acts 2:38-40)If you're a true Muslim, you should repent to Allah.Relentnoun
(obsolete) A relenting.
Repentverb
(transitive) To feel pain on account of; to remember with sorrow.
Relentverb
(intransitive) To become less severe or intense; to become less hard, harsh, or cruel; to soften in temper
He had planned to ground his son for a month, but relented and decided to give him a stern lecture instead.Repentverb
(transitive) To be sorry for, to regret.
"Then said he unto the disciples, It is impossible but that offences will come: but woe unto him, through whom they come! {2} It were better for him that a millstone were hanged about his neck, and he cast into the sea, than that he should offend one of these little ones. {3} ¶ Take heed to yourselves: If thy brother trespass against thee, rebuke him; and if he repent, forgive him. {4} And if he trespass against thee seven times in a day, and seven times in a day turn again to thee, saying, I repent; thou shalt forgive him." (Luke 17:1-4)I repent my sins.Relentverb
(intransitive) To slacken; to abate.
We waited for the storm to relent before we ventured outside.He will not relent in his effort to reclaim his victory.Repentverb
To cause to have sorrow or regret.
Relentverb
To lessen, make less severe or intense.
Repentverb
To cause (oneself) to feel pain or regret.
Relentverb
To become less rigid or hard; to soften; to yield, for example by dissolving or melting
Repentadjective
Creeping along the ground.
Relentadjective
(obsolete) softhearted; yielding
Repentverb
turn away from sin or do penitence
Relentverb
give in, as to influence or pressure
Repentverb
feel remorse for; feel sorry for; be contrite about