superimpose

v. 加在上面，附加

superannuate, superannuated, superannuation, superb, superbly, supercharge, supercharger, supercilious, superciliously, superciliousness, superconductivity, superconductor, superficial, superficiality, superficially, superfine, superfluity, superfluous, superfluously, superhuman, superimposition, superinrtendent, superintend, superintendence, superintendent, superior, superiority, superiority complex, superlative, superlatively, superman, supermarket, supernatural, supernaturally, supernova, supernumerary, superphosphate, superpower, superscript, supersede,