1 to exchange

2 exchange

3 communication

4 interaction

5 to have social contact (with sb)

1 end of term

1 tip

2 end

3 final stage

4 latter part

5 inessential detail

6 powder

7 dust

8 opera role of old man

1 Judgment Day (in Christian eschatology)

1 to flow

2 to disseminate

3 to circulate or spread

4 to move or drift

5 to degenerate

6 to banish or send into exile

7 stream of water or sth resembling one

8 class, rate or grade

1 man seeks his way up just as water seeks its way down (idiom)

2 one should constantly strive to make progress

1 to commit to the waters (idiom); to lose sth irrevocably

1 widely praised (idiom); with an extensive public reputation

1 to wallow in the mire with sb (idiom); to follow the bad example of others

1 Don't spread abroad the shame of the family, don't believe rumors lightly. (idiom)

2 Don't wash your dirty linen in public, don't listen to others' gossip.