1. Characterized by an absence of force or forcefulness
   - undynamic 
2. Lacking strength or vigour
   - asthenic, debilitated, enervated

See also: backward, moribund, stagnant, weak

• Fistularia
• Fistulariidae
• fistulate
• Fistulina
• Fistulina hepatica
• Fistulinaceae
• fistulous
• fistulous withers
• fit
• fit in
• fit out
• fit the bill
• fitch
• fitchew
• fitful
• fitfully
• fitfulness
• fitly
• fitment
• fitness
• fits and starts
• fitted
• fitted out
• fitted sheet
• fitter