sun, rain, waid,cloud, snow,suggestion, noise,danger,interest, weight,hight,length,

long old short young light warm cool cold wet hot heavy easy small much many good interesting frightening delicious expensive exciting beautiful wonderful dangerous这些本来就是形容词，不必变化了

他们的名词形式是length, oldness,shortness,youth,lightness,warmness,cold,coldness,wetness,hotness,weight,ease,smallness,lot,lot,goodness,interest,fright,delicacy,expense,excite,beauty,wonder,danger