Adjektive
turbid {cloudy}, [ more turbid ; most turbid ]
muddied [ more muddied ; most muddied ]
embittered {feelings & emotions}
...
Noun
sediment [pl. sediments]
precipitate {chem.}
عَكَر {كمياء}
Verb
to muddy [ muddier ; muddiest]
to roil [ roiled ; roiled ]
to adulterate [ adulterated ; adulterated ]
to disturb [ disturbed ; disturbed ]