phr. I am very sorry about this matter.
v. don't regret
phr. regrettably; it is a shame that...
phr. what a pity; really pitiful
phr. I wish to disassociate myself from this very sad decision.
phr. to regret all one's life, to live one's whole life in regret
phr. not leave behind any regret
phr. Is there any regret in your life?