maître[Français]

verbe
1 : be or become completely proficient or skilled in
2 : have dominance or the power to defeat over
nom
1 : an officer who is licensed to command a merchant ship
2 : an artist of consummate skill
3 : holds rank by virtue of a warrant
4 : an officer who is licensed to command a merchant ship
5 : a person who rules or guides or inspires others