In case you were not joking:

> From Middle French stupide, from Latin stupidus (“struck senseless, amazed”), from stupeō (“be amazed or confounded, be struck senseless”), from Proto-Indo-European [(s)tup-](https://en.m.wiktionary.org/w/index.php?title=Reconstruction:Proto-Indo-European/(s)tup-&action=edit&redlink=1), [(s)tewp-](https://en.m.wiktionary.org/wiki/Reconstruction:Proto-Indo-European/(s)tewp-) (“to wonder”), from Proto-Indo-European [*(s)tew-](https://en.m.wiktionary.org/wiki/Reconstruction:Proto-Indo-European/(s)tew-) (“to stand, stay”). Cognate with Old High German stubarōn (“to be astonished, be stunned, be blocked”). Related also to Old English stoppian (“to block, stop”). See stop. > > https://en.wiktionary.org/wiki/stupid