super

super, superintendent, supersede, superficial, superstitious

prefix super- (really big, above, excess):
superimportant, superstore, supermarket, superfood, supervise, superman, superfast, supercomputer, superpower, superhuman, superhero, superstar, supermodel, superhacker, supervillain, superbug, supernatural, superconscious, supernova, superabundant, supersonic, superstructure, supersize, superhighway, supercrowded, supercharge, superdifficult, superstrong, supersafe, superprecise, supersharp, superclean, superthick, superthin, superabsorbent, superorganism, superset, supervaluable, supercompetitive, supersensitive, supercautious, supersecret, superparanoid, superimpose, superlative, supercool, superconvenient, super-efficient, super-genius, super-rich