O14. occur，occurrence-O15. offend，offensive

occur，occurrence

构词：oc（= out）＋cur（=run 跑）

跑出来 v. （意外地）发生；遭遇到；自然存在

相关：car，career，cargo，course；happen，occasion

           current，excursion，incur，recur，precursor

搭配：accident / incident / crime / disaster / change occur；

            idea / illness occur to someone；it did not occur to someone；

            occur naturally；everyday / rare occurrence

近义：take place，come about；happen，arise；appear，exist

offend，offensive

构词：of（=ob，对面）＋fend（剑，攻击）

出剑 v. 冒犯；进攻；违反

相关：offense，offender；defend，defensive，defendant

搭配：offend you / community / democracy / God；mean to affend

            offensive weapon / language

近义：insult，irritate，provoke，upset，annoy，distress，abuse

            hurt one’s feeling ，break a law

考点：负面消极方向