1. to become muddy, to become cloudy, to become turbid, to become impure (of a liquid or gas)
2. to become dull (of a sound, color, etc.), to become indistinct, to become fuzzy, to become hoarse
3. to become impure (of one's heart, a society, etc.), ...
1. you said, he said, she said, they said
2. even if
3. do you seriously think that
4. I already told you, you should know by now that, of course
5. the said ..., said ...
6. says that ...
7. I hear that ...
8. as for the term ...
9. as for ...