defensible (adj.) defenseless (adj.) defense (n.) defenestration (n.) defends v.防守；防護；辯護defending adj. 防禦中的；防守型的 v. 防護；防衛；爲……辯護；競賽中保護（頭啣）；防守（defend 的現在分詞）defender (n.) defended v.防守；防護；辯護defendant (n.) defend (v.) defend vt. 辯護；防護 vi. 保衛；防守defence n. 防禦；防衛；答辯；防衛設備defeminize (v.) defector (n.) defective (adj.) defection (n.) defecting n.缺點；缺陷vi.背叛defected n.缺點；缺陷vi.背叛defect (n.) defecation (n.)