doddering (adj.)

• aged
• anile
• childish
• childlike
• crabbed
• debilitated
• decrepit
• dilapidated
• doddery
• doting
• faltering
• feeble
• fossilized
• frail
• groggy
• infirm
• moth-eaten
• old
• palsied
• quavering
• ramshackle
• rickety
• rocky
• rusty
• senile
• shaking
• shaky
• shriveled
• spidery
• spindly
• staggering
• superannuated
• timeworn
• tottering
• tottery
• trembling
• unsteady
• weak
• withered
• wizened
• wobbly