be ‧ sot ‧ ted /bɪˈsɒtəd, bɪˈsɒtɪd $ bɪˈsɑː-/ BrE AmE adjective
[ Date: 1500-1600 ; Origin: sot 'to cause to appear stupid' (14-17 centuries) , from sot 'stupid person' (11-18 centuries) ; ⇨ ↑ sot ]
be besotted (with somebody/something) to love or want someone or something so much that you cannot think or behave sensibly:
He’s completely besotted with her.