自給自足

self-sufficiency / autarky

self / oneself / from / since / naturally / surely

excessive

foot / to be sufficient / ample

to / for / for the benefit of / to give / to allow / to do sth (for sb) / (grammatical equivalent of 被) / (grammatical equivalent of 把) / (sentence intensifier)

to supply / to provide

self-reliant

self-sufficient / satisfied with oneself