1. The state of being weak in health or body (especially from old age)
   - infirmity, debility, feebleness, frailness, valetudinarianism 
2. Moral weakness
   - vice

Derived forms: frailties

Type of: evil, evilness, softness, unfitness

Encyclopedia: Frailty

• delta wave
• delta wing
• deltaic
• Deltasone
• deltiology
• deltoid
• deltoid eminence
• deltoid leaf
• deltoid muscle
• deltoid tuberosity
• delude
• deluge
• delusion
• delusional
• delusional disorder
• delusions of grandeur
• delusions of persecution
• delusive
• delusively
• delusory
• deluxe
• delve
• delver
• demagnetisation
• demagnetise