डगमगाना

waver

someone who communicates by waving

careen

walk as if unable to control one's movements

catch off balance

falter

be unsure or weak

roll

move by turning over or rotating

shift

make a shift in or exchange of

teeter

move unsteadily, with a rocking motion

tilt

to incline or bend from a vertical position

wobble

move unsteadily