把我给出的单词变成名词和形容词,变名词:sunnyrainywindycloudysnowysuggestnoisydangerousinterestingweighhighlong变形容词:longoldshortyounglightwarmcoolcoldwethotheavyeasysmallmuchmanygoodinterestingfrig

　　把我给出的单词变成名词和形容词,

　　变名词:sunnyrainywindycloudysnowysuggestnoisydangerousinterestingweighhighlong变形容词:longoldshortyounglightwarmcoolcoldwethotheavyeasysmallmuchmanygoodinterestingfrighteningdeliciousexpensiveexcitingbeautifulwonderfuldangerous

　　说错了,变形容词该变比较级形式.不好意思.加个问题(necessary)的反义词是什么?急