knew stuff (verb) know by heart: have absolute knowledge
Sinonime: absolute, autarchic, autarchical, autonomous, freewheeling, individualistic, nonaligned, nonpartisan, on one's own, self-contained, self-determining, self-governing, self-reliant, self-ruling, self-sufficient, self-supporting,
separate,
separated,
sovereign, unaided, unallied, unconnected, unconstrained,
uncontrolled, unregimented
Antonime: dependent,
subordinate,
subservient