词性变换 派生----后缀法
（1）.-ence -ance结尾的名词
Exist--existence存在 occur--occurrence发生
refer--reference参考/指 prefer-preference偏好，更喜欢 differ-difference不同 accept--acceptance接受 appear--appearance出现 perform-performance履行 resist-resistance抵制 guide-guidance指导 enter-entrance进入 insure--insurance保险 important-importance重要性 assist-assistance帮助 disturb--disturbance打扰 inter--interference干扰，干预， Influential--influence影响，感化，violent---violence激烈，暴力， Significant--significance意义，意味。 Reliance 信赖 .-tion -sion结尾的名词
Produce--production生产 introduce--introduction介绍 Consume-consumption消费 assume--assumption假设，认为 Suppose--supposition假设，认为 reduce--reduction减少
Describe--description描述 receive--reception接收，接待处 Protect-protection保护 direct--direction指导，方向，指令
Instruct--instruction指令 suggest--suggestion建议 Construct--construction建设 infect--infection注射
Reject--rejection驳斥 object--objection反对 Edit--edition编辑 exhibit--exhibition展览
Connect--connection练习 intend--intention打算，意图 Solve--solution解决 evolve--evolution进化
Destroy--destruction毁灭 examine--examination检查，考试 Inspire--inspiration激发，灵感 starve--starvation饥饿 Liberate--liberation operate-operation操作 Hesitate--hesitation犹豫 invite--invitation邀请 Motivate-motivation动力 observe--observation观察 Organize--organization组织 transport--transportation交通 Civilized--civilization文明 realize--realization认识 Recognize--recognition认出 educate--education教育 Prepare--preparation准备 determine--determination决定，决心
Expect-expectation期待 form--formation形成 Consider--consideration考虑 inform--information通知 Occupy--occupation占有 distribution--distribution分发 Appreciate--appreciation欣赏，感激 impress--impression印象 Devote--devotion投入 dedicate--dedication投入 Frustrate--frustration沮丧，挫败感 depress--depression 沮丧 Explain--explanation解释 pronounce--pronunciation发音 Repeat--repetition重复 express--expression表达
Possess--possession拥有，财产 discuss--discussion讨论 Explode--explosion爆炸 conclude--conclusion结论 Decide--decision决定 divide--division Confuse--confusion迷惑 expand--expansion膨胀，扩大 Extend--extension延伸 admit--admission承认permit--permission允许
development发展，implement工具,movement动作，agreement同意，management管理，advertisement广告，establishment确立，statement声明，judgement审判，argument争论，shipment装船，treatment对待，contentment满意，amusement娱乐，amazement惊讶
