alacrity (n.)
- abruptness
- acquiescence
- agility
- agreeability
- agreeableness
- amenability
- animation
- anxiety
- anxiousness
- appetite
- ardor
- avidity
- avidness
- briskness
- compliance
- consent
- cooperativeness
- decisiveness
- dispatch
- docility
- eagerness
- elan
- enthusiasm
- expedition
- expeditiousness
- favorableness
- fervor
- feverishness
- forwardness
- furiousness
- gameness
- goodwill
- gust
- gusto
- hastiness
- heartiness
- hurriedness
- immediacy
- immediateness
- impatience
- impetuosity
- impetuousness
- impulsiveness
- instantaneousness
- keenness
- life
- liveliness
- nimbleness
- pliability
- pliancy
- precipitance
- precipitancy
- precipitation
- precipitousness
- promptitude
- promptness
- punctuality
- quickness
- rapidity
- rashness
- readiness
- receptiveness
- receptivity
- responsiveness
- sharpness
- smartness
- speed
- speediness
- spirit
- suddenness
- swiftness
- tractability
- verve
- vitality
- vivacity
- willingness
- zeal
- zest
- zestfulness
I have a kind of alacrity in sinking.