STUPEFY
stun, stupefy
(verb) make senseless or dizzy by or as if by a blow; “stun fish”
perplex, vex, stick, get, puzzle, mystify, baffle, beat, pose, bewilder, flummox, stupefy, nonplus, gravel, amaze, dumbfound
(verb) be a mystery or bewildering to; “This beats me!”; “Got me--I don’t know the answer!”; “a vexing problem”; “This question really stuck me”
besot, stupefy
(verb) make dull or stupid or muddle with drunkenness or infatuation
Source: WordNet® 3.1
Etymology
Verb
stupefy (third-person singular simple present stupefies, present participle stupefying, simple past and past participle stupefied)
(transitive) To dull the senses or capacity to think thereby reducing responsiveness; to dazzle or stun.
Source: Wiktionary
Stu"pe*fy, v. t. [imp. & p. p. Stupefied; p. pr. & vb. n.
Stupefying.] Etym: [F. stupéfier, fr. L. stupere to be stupefied +
ficare (in comp.) to make, akin to facere. See Stupid, Fact, and cf.
Stupefacient.] [Written also stupify, especially in England.]
1. To make stupid; to make dull; to blunt the faculty of perception
or understanding in; to deprive of sensibility; to make torpid.
The fumes of drink discompose and stupefy the brain. South.
2. To deprive of material mobility. [Obs.]
It is not malleable; but yet is not fluent, but stupefied. Bacon.
Source: Webster’s Unabridged Dictionary 1913 Edition