doddering

动词 dodder:

1. walk unsteadily
   同义词：toddle, coggle, totter, dodder, paddle, waddle

形容词 doddering:

1. mentally or physically infirm with age
   同义词：doddery, gaga, senile

dod.der.ing

adj.（形容词）
Infirm, feeble, and often senile.
蹒跚的：虚弱的，衰弱的，因老而糊涂的