godan verb (-su), transitive verb
leave with regret; have unfinished feelings
Used when one leaves something behind with lingering attachment or regret, often in negative constructions like 思い残すことはない (to have no regrets).
思い残すことのないように、今のうちにやりたいことをやっておこう。
Let's do what we want to do now so that we won't have any regrets later.
彼は何も思
He passed away peacefully, saying he had no regrets.