1. Causing debilitation
   - debilitative, enfeebling, weakening

1. Weaken mentally or morally 
2. Disturb the composure of
   - faze, unnerve, unsettle

See also: debilitating, enervation

Type of: discomfit, discompose, disconcert, untune, upset, weaken

• absent
• absentee
• absentee ballot
• absentee rate
• absenteeism
• absentia
• absently
• absentminded
• absentmindedly
• absentmindedness
• absinth
• absinthe
• absinthe oil
• absolute
• absolute address
• absolute alcohol
• absolute ceiling
• absolute frequency
• absolute magnitude
• absolute majority
• absolute pitch
• absolute scale
• absolute space
• absolute temperature
• absolute threshold