unprecedent 전례가 없는
Ex) Record sales by such a small firm are unprecedented.

콜로케이션 ㅡ unprecedented event, unprecedented disaster, unprecedented sales 

promising 유망한, 촉망되는
Ex) Therape are promising signs that the corporation‘s stock value will rise this year.

콜로케이션과 동의어
A promising actor (전도유망한 배우) = prominent 

annual 연례의, 한 해 한 번씩의
Ex) Those interested are recommended to attend the annual exhibition in March.
biannual= every 6 months
biennial= every other year 

affordable 가격이 알맞은
Ex) Today’s personal computers are affordable and accessible to most people.
동의어: reasonable, moderate, modest, introductory, competitive

respective 각각의, 개개의
Leave forms must be signed by the requesting employees and their respective supervisors.
respectful= 공손한, 예의 바른
respectable= 존경할 만한

exceptional 뛰어난, 예외적인 The Aloma Covention center has exceptional facilities with cutting-edge equipment.

콜로케이션- exceptional = outstanding performance(탁월한 실적), exceptional circumstance(예외적인 상황)