ADJ.
deep, heavy
VERB + DROFF
wading
DROFF + NOUN
soul, waters
PREP.
through
adj
Turbid.
wading through deep, droff waters
Sorrowful, disturbed.
a droff soul, a heavy heart and a troubled mind
And my soul swith mickle droff isǃ
i Register
In some senses, droff is marked as obsolete. Watch for register when choosing this word.