Rickety (adjective)

1. Unstable and likely to collapse or break.
2. Old and in poor condition.

Origin:

From the noun ricket, meaning a disease in children characterized by deformity of bones, especially in the legs.

Examples:

1. The old bridge was rickety and looked like it would collapse any minute.
2. The ladder was rickety and I was afraid to climb it.
3. The table was rickety and wobbly, I was afraid to put anything on it.
4. The old wooden chair was rickety, I was afraid to sit on it.
5. The old rickety car barely made it to the destination.