stupidity C2+

/stuˈpɪdəti/ the quality of lacking intelligence or good sense

stupendous C2+

/stuˈpɛndəs/ extremely impressive or astonishing in size or degree

stupor C2+

/ˈstupɚ/ a state of near-unconsciousness or insensibility

stupefaction C2+

/ˌstupəˈfækʃən/ a state of being stunned into dazed astonishment

stupefy C2+

/ˈstupəˌfaɪ/ to make someone unable to think clearly; to astonish greatly