regret word sad alone person sorry bitter disappointment

alone anguish anguished apologetic apology background bitter bitterness contrite contrition depressed depression disappointed disappointing disappointment dissatisfaction dissatisfied emotion feeling guilt guilty heartache heartbreak isolated isolation lament lamenting lonely melancholy mourn mournful mourning negative one person pessimism pessimistic regret regretting remorse remorseful sad somber sorrow sorry wistful word