1. Lacking bodily or muscular strength or vitality
   - decrepit, debile, feeble, rickety, sapless, weak, weakly 
2. Lacking firmness of will or character or purpose
   "infirm of purpose; give me the daggers"

Derived forms: infirmer, infirmest

See also: frail, infirmity, irresolute

• morality
• morality play
• moralization
• moralize
• moralizer
• moralizing
• morally
• morals
• Moranzanist Patriotic Front
• morass
• morassy
• moratorium
• Moravia
• Moravian
• moray
• moray eel
• Moray Firth
• morbid
• morbidity
• morbidly
• morbidness
• morbific
• morbilli
• morbilliform
• morceau