Enter a clue or pattern or both:
The Clue
Render turbid (4 letter answer)
The Answer
ROIL
Tags
Notes
The answer ROIL is seen frequently, appearing about once every 120 puzzles.
Related Clues
Agitate
Churn
Disquiet
Disturb
Irk
Irritate
Muddy
Provoke
Ruffle
Upset
Vex
Churn up
Make muddy
Make turbid
Muddy up
Muddy the waters
Shake up
Stir up
Get under one's skin
Definition
ROIL as a verb:
1. (churn, boil, moil, roil) = be agitated; "the sea was churning in the storm"
2. (roil, rile) = make turbid by stirring up the sediments of