omnivorous (adj.)

• acquisitive
• all-devouring
• avaricious
• avid
• bottomless
• cannibalistic
• carnivorous
• commensal
• covetous
• crapulent
• crapulous
• devouring
• dietetic
• eating
• edacious
• esurient
• feeding
• flesh-eating
• gastronomic
• gluttonous
• grabby
• grasping
• grass-eating
• greedy
• herbivorous
• hoggish
• insatiable
• insatiate
• insectivorous
• intemperate
• limitless
• meat-eating
• mensal
• mercenary
• miserly
• nourishing
• nutritious
• overgreedy
• phytophagous
• piggish
• plant-eating
• postprandial
• prandial
• predacious
• preprandial
• quenchless
• rapacious
• ravening
• ravenous
• sordid
• swinish
• unappeasable
• unquenchable
• unsated
• unsatisfied
• venal
• voracious