1) Broken down 2) Decrepit 3) Derelict 4) Dilapidated 5) Falling to pieces 6) Likely to collapse or break 7) Shaky 8) Tumbledown 9) Unsound 10) Unstable 11) Unsteady 12) Wobbly 13) Wonky 1) Decrepit 2) Shaky 3) Unbalanced 4) Unsafe 5) Unstable 6) Wobbly 
• (a.) Feeble in the joints; imperfect; weak; shaky. • (a.) Affected with rickets.
Synonym for rachitic ... To do with rickets, a disease caused by Vitamin D deficiency. ... (18 Nov 1997) ... 
Rick'et·y adjective 1. Affected with rickets. 2. Feeble in the joints; imperfect; weak; shaky. 
Type: Term Pronunciation: rik′ĕ-tē Synonyms: rachitic
[adj] - inclined to shake as from weakness or defect
rachitic adjective affected with, suffering from, or characteristic of rickets; `rickety limbs and joints`; `a rachitic patient`