1 to feel sad

1 corruption

2 to corrupt

3 to rot

4 rotten

1 tofu

2 bean curd

1 sour

2 tart

3 sick at heart

4 grieved

5 sore

6 aching

7 pedantic

8 impractical

9 to make sarcastic remarks about sb

10 an acid

1 yogurt

1 a man who is never content is like a snake trying to swallow an elephant (idiom)

1 to have a sharp tongue but a soft heart (idiom)

1 to detest sth or sb to the utmost extreme (idiom)

1 lit. to change something rotten into something magical (idiom)

1 to hum and haw (idiom); to mumble as if hiding sth

2 to speak and break off, then start again

3 to hold sth back