Third person singular present tense of domineer; rules or controls others in a harsh manner.
From 'domineer' (Dutch/Latin origin) + '-s' (third person singular present tense suffix). A straightforward conjugation of the irregular verb.
The word appears rarely in modern writing, but it survives most famously in Shakespeare and 18th-century literature where characters 'domineer' over servants and family members—it's a word from an era when such hierarchical control was more openly acknowledged in texts.
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