Synset

in a state of mental numbness especially as resulting from shock
<adj.all>   (p)   freq. cnt.: 4 freq. cnt.: 3 freq. cnt.: 1

dazed

stunned

stupefied

stupid

sample sentences

"he had a dazed expression on his face"
"lay semiconscious, stunned (or stupefied) by the blow"
"was stupid from fatigue"