mastery
mas-ter-y
noun
Complete skill or comprehensive knowledge in a particular subject, art, or activity.
"Her mastery of the English language was evident."
Thesaurus
Synonyms: supremacy, domination, control, command, subordination
mas-ter-y
Complete skill or comprehensive knowledge in a particular subject, art, or activity.
"Her mastery of the English language was evident."
Synonyms: supremacy, domination, control, command, subordination