ineluctable 不能逃避的
inept 无能的；不适当的
inert 惰性的，行动迟钝的                                       ---active;dynamic
inexorable 不为所动的；坚决不变的                            ---relenting 温和的
infantry 步兵
infatuation 迷恋                                                ---odium 厌恶
infelicitous 不幸的，不妥当的                                ---happy
infest 骚扰，扰乱
infirm 虚弱的                                                  ---hale 强壮的
inflame 使燃烧；激怒                                         ---assuage;subdue征服
inflamed 发炎的
inflammation                                                    ---mollification 缓和
influx 注入，涌入                                               ---exodus 流出
infraction 违法
infringe 违反，侵害
infuse 灌输；鼓励                                               ---drain away;refuse;extract 拔出
ingenue 天真无邪的少女
ingenuous 纯朴的，单纯的                                       ---cunning;hypocritical 伪善的
ingest 咽下，吞下                                                 ---expel;disgorge呕吐；excrete 排泄
ingrained 根深蒂固的                                            ---easily to change
ingrate 忘恩负义的                                               ---a thankful person
ingratiate 逢迎，讨好
ingredient 成分
inhibit 抑制                                                        ---foment 激起；catalyze 催化
inimical 敌意的；不友善的                                        ---friendly;amiable;amicable
iniquitouos 邪恶的，不公正的                                    ---rectitude 正直；disinterestedness 公正
initiate 发起，创始；接纳或介绍某人加入某团体              ---follow up
injunction 命令，强制令
inkling 暗示，迹象；略知，模糊概念
innocuous 无害的                                                  ---noxious;caustic 尖刻的
innovative                                                          ---derivative 无创建的，派生的
innuendo 含沙射影；暗讽
inoculate 预防注射
inroad 突袭；消耗
inscribe 在某物上写，题
inscrutable 高深莫测的，神秘的
insecticide 杀虫剂
insidious 隐藏诡计的
insignia 徽章，袖章
insinuate 暗指，暗示
insipid 乏味的，枯燥的
insolent 粗野的，无礼的                                         ---polite;courteous 有礼貌的
insolvency 无力偿还                                              ---ability to pay one"s debt
insouciant 漫不经心的
inspired 有创见的，有灵感的
instate 任命，安置
instigate 发起，煽动                                             ---quell 镇压
institute 制定，创立；学院，协会                               ---rescind 废除；abrogate 废除
instructive 传授知识的，启蒙的
instrumentalisst 乐器演奏者
insubordinate 不符丛的，反抗的                                    ---tractable 易驾驭的
insular 岛屿的；心胸狭窄的                                       ---cosmopolitan 世界性的
insulin 胰岛素
insurrection 造反，叛乱
intangible 不可触摸的                                           ---corporeal 物质的
integrity 正直，诚实，完整                                       ---incompleteness 不完全
intelligible 可了解的，清晰的
intensify 加剧                                                    ---assuage缓和；abate 减少
intentional 存心的，故意的                                        ---inadvertent 无意的
inter 埋葬
intercede 说好话，代为求情
intercept 中途拦截，截取
intercessor 仲裁者
interdict 禁止；切断
interim 中间时期，过度时期；暂时的                               ---permanent
interlock 连锁，连串
interlude 暂时休息
intermittent 断断续续的，间歇的                                    ---perprtual;constant
intern 拘禁，软禁；实习生
internecine 内讧的，两败俱伤的
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interpolatet 插入；篡改
interregnum 无王时期
interrogate 审问，审讯
intersect 横截，横断
intersperse 散布；点缀
intoxicate 使沉醉；使欣喜若狂；使喝罪
intractable 倔强的；难管的
intransigent 不妥协的                                              ---open to compromise;tractable 易管教的
intrepid 无畏的，刚毅的                                           ---timorous 胆怯的；apprehensive 不安的
intricacy 错综，复杂，纷乱
intrigue 密谋；引起极大兴趣                                      --pall 使平淡无味
introspective 自省的
intuition 直觉；由直觉获知的知识
inundate 淹没                                                        ---drain 排水
inured 习惯的
invective 猛烈抨击，痛骂                                            ---laudatory speech;
inveigh 痛骂，抨击                                                    ---verbally provide support
inveigle 诱骗，诱使                                                  ---request directly;openly seek to persuade
invertebrate 无脊椎的
inveterate 积习已深的                                                ---casual;occasional;uninitiated
invidious 惹人反感的，导致伤害和仇恨的，招人嫉妒的             ---beneficial 有益的
inviolable 不可侵犯的；不可亵渎的                                    ---profane;impure 不纯的
involuntary 无意的
invulnerable 无法伤害的
iodine 碘；碘酒
iota 极小量，极少
irascible 易发怒的                                                     ---affable
ire 愤怒；激怒                                                          ---mollify 抚慰
irk 使苦恼，厌烦                                                       ---make somebbody pleased
ironic 挖苦的；出乎意料的
irony 反话；出人意料的事情或情况
irredeemable 无法挽回的
irreducible 不能约的                                                 ---factorable
irremediable 无法治愈的，无法纠正的
irrepressible 无法约束或阻止的
irrevocable 无法取消的
irritate 激怒；刺激                                                  ---balm 安慰物；镇定剂
isolate 孤立，将……从其种群中隔离                               ---group;amalgamate
isotope 同位素
issue 出来，流出                                                        ---withdraw 撤回
isthmus 地峡
itinerant 巡回的，流动的
itinerary 行程表，旅行路线
jabber 快而不清楚地说                                                 ---speak slowly
jade 疲惫的老马
jamb 门窗的侧柱
jar 冲突，抵触；震惊；发刺耳声
jargon 暗语；行话
jaundice 偏见
jaunt 短程旅游
jeer 嘲笑
jejune 空调的；不成熟的                                            ---thought-provoking 促人思考的
jerk 突然猛拉
jeopardize 危急，危害
jest 说笑，玩笑                                                      ---solemnity 严肃
jockey 骑师；用计谋获取
jocular 滑稽的，诙谐的                                              ---serious
jocund 快乐的，高兴的                                               ---dreary 郁闷的
juggernaut 摧毁一切的强大力量
jumble 混杂，掺杂；混杂，掺杂
juxtapose 并排，并置
ken 视野范围；知识范围
kennel 狗舍，狗窝
kernel 果仁；核心
kin 亲属
kindle 着火，点燃
knave 流氓，恶棍
knead 揉制，捏制
knit 编织；密接，结合
knotty 有节疤的                                                     ---easy;simple
kudos 荣誉
labile 不稳定的                                                     ---stable
lacerate 撕裂；深深伤害
lachrymose 好流泪的；引人落泪的
lackadaisical 无精打采的；无兴趣的
lackluster 无光泽的；呆滞的                                      ---radiant;refulgent光辉灿烂的
laconic 简洁的                                                     ---garrulous多嘴的；verbose冗长的；loquacious多话的；voluble 多话的
lactic 乳汁的
lair 野兽的巢穴；躲藏处
laity 俗信徒，俗人阶级；外行
lament 悲伤；哀悼