advantage

Synonyms: aid ascendancy asset assistance authority avail blessing boon break choice comfort convenience dominance edge eminence expediency favor gain good gratification help hold improvement influence interest lead leeway leg-up leverage luck mastery odds position power precedence pre-eminence preference prestige prevalence profit protection recognition resources return sanction starting superiority support supremacy upper hand utility wealth

Antonyms: disadvantage drawback handicap hindrance loss obstacle restriction