Definition of overmasterful in English:

overmasterful

adjective

  • Excessively masterful.

Origin

Late Middle English; earliest use found in The Pater Noster of Richard Ermyte. From over- + masterful.

Pronunciation

overmasterful

/ˌəʊvəˈmastəf(ʊ)l//ˌəʊvəˈmɑːstəf(ʊ)l/