Synonyms to mirthlessness

discontent, aggravation, anger, angst, anguish, annoyance, anxiety, asperity, bad humor, bad temper, ban, be tedious, bile, biliousness, blackball, blackballing, bore, boredom, causticity, cheerlessness, choler, complaint, corrosiveness, dim view, disagreement, disappoint, disappointment, disapprobation, disapproval, discomfort, discompose, discomposure, discontentedness, discontentment, disenchantment, disesteem, disfavor, disgruntle, disgruntled, disgruntlement, dishearten, disillusion, disillusionment, dislike, displease, displeasure, disquiet, disrespect, dissatisfaction, dissatisfied, dissatisfy, dissent, distaste, dread, dullness, emptiness, ennui, exasperation, exclusion, existential woe, flatness, gall, grimness, humorlessness, ill humor, ill nature, ill temper, indignation, infelicity, infestivity, inquietude, irritation, joylessness, lack of pleasure, leave unsatisfied, low estimation, low opinion, malaise, malcontent, malcontented, misery, nausea, nongratification, nonsatisfaction, objection, opposition, opposure, ostracism, painfulness, protest, put out, rejection, resentfu