"roiling" in the verb sense
1. churn, boil, moil, roil
"the sea was churning in the storm"
2. roil, rile
make turbid by stirring up the sediments of
"roiling" in the adjective sense
1. churning, roiling, roiled, roily, turbulent
of a liquid) agitated vigorously in a state of turbulence
"the river's roiling current"
Source: WordNet® (An amazing lexical database of English)
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