taru-adjective, adverb taking the 'to' particle
staggering; reeling; tottering
Literary or classical word describing an unsteady, swaying walk, often used in set phrases like 酔歩蹣跚 (drunken staggering).
See also: 酔歩蹣跚
He went home with a staggering gait, drunk.
The old man was tottering along the road.
The kanji 蹣 and 跚 both relate to unsteady walking; the exact derivation of the reading まんさん is uncertain.