退屈【たいくつ】
tedious, boring, dull, uninteresting, tiresome, monotonous, to feel bored, to get bored (with), to get tired (of)
引退【いんたい】
retirement
退院【たいいん】
leaving hospital, discharge from hospital
撤退【てったい】
evacuation, withdrawal, revocation, repeal, retreat
退治【たいじ】
extermination (e.g. of pests, demons, bandits), elimination, eradication, destruction, suppression, making someone renounce worldly desires in order to concentrate on Buddha's teachings, curing illness
脱退【だったい】
withdrawal (e.g. from an organization), secession, leaving, pulling out
退陣【たいじん】
resignation, stepping down, retirement, retreat, decamping, withdrawal
進退【しんたい】
advance or retreat, moving forwards or backwards, movement, course of action, behaviour, conduct, attitude, remaining in one's post or resigning, staying or leaving
中退【ちゅうたい】
leaving school during a term
退任【たいにん】
retirement, resignation, stepping down
衰退【すいたい】
decline, degeneration, decay, waning, ebbing
退去【たいきょ】
departure, leaving, going away, evacuation, recession
立ち退き【たちのき】
eviction
不退転【ふたいてん】
determination, conviction
退役【たいえき】
retiring from military service
勇退【ゆうたい】
bowing out, retiring voluntarily
退官【たいかん】
retirement from office
退社【たいしゃ】
resignation, leaving office, leaving work (e.g. at the end of the day)
減退【げんたい】
decline, ebb, failure, decay, decrease, loss
退団【たいだん】
leaving (a group, team, etc.)