이전previous time; before 이후later time; the future 이내within; less than; not more than 이상or more; and over 이하and below; and less 이남south 이래since 이북north 이실직고telling of the truth 이심전심mental communication; telepathy

해외foreign country; overseas 해외여행overseas travel; trip abroad 외국foreign country 외국어foreign language 외국인foreigner 외출going out; outing 과외extra work 교외suburb; outskirts 교외out-of-school; off-campus 국외outside a territory