avidity (n.)

• acquisitiveness
• alacrity
• animation
• anxiety
• anxiousness
• appetite
• avarice
• avariciousness
• avidness
• covetousness
• cupidity
• eagerness
• elan
• forwardness
• gluttony
• grasping
• greed
• greediness
• gust
• gusto
• hoggishness
• impatience
• incontinence
• intemperateness
• keenness
• life
• liveliness
• lust
• piggishness
• promptness
• quickness
• rapaciousness
• rapacity
• ravenousness
• readiness
• sordidness
• spirit
• verve
• vitality
• vivacity
• voraciousness
• voracity
• zest
• zestfulness