ETYMOLOGY
from Latin at-, ad- (to) + toxicare (to poison) + -ed
EXAMPLE
“… Who seeth and feeleth not, that oftentimes while Reason attendeth to Contemplation, a villanous passion of Loue withdraweth the attention, and with an attoxicated delight imprisoneth the Affection? Who perceiueth not, that diuers times Reason would pardon all iniuries, and Ire opposeth it selfe, importuning reuenge? …”
From: The Passions of the Minde
By Thomas Wright, 1604
Lexicophilia 