Synset

having or causing a whirling sensation; liable to falling
<adj.all>   freq. cnt.: 1 freq. cnt.: 1

dizzy

giddy

vertiginous

woozy

sample sentences

"had a dizzy spell"
"a dizzy pinnacle"
"had a headache and felt giddy"
"a giddy precipice"
"feeling woozy from the blow on his head"
"a vertiginous climb up the face of the cliff"