Time
a leg up
accidentality
actuarial calculation
adventitiousness
bout
break
casualness
chance
clear stage
convenience
destiny
earnestness
fair field
fair game
fate
fitness
flukiness
fortuitousness
fortuity
fortune
gamble
go
good fortune
good luck
hap
happenstance
happy chance
heedless hap
hope
how they fall
importunity
indeterminacy
indeterminateness
inning
innings
juncture
law of averages
leisure
liberty
look-in
lot
luck
moira
moment
occasion
possibility
possibleness
audience
brass ring
clean slate
crack
day
fresh start
hearing
hunting ground
opening
room
say
shot
street
tabula rasa
throw
opportune
opportunism
opportunist
opportunistic
advantage
capacity
experience
necessity
need
plan
reason
resource
responsibility
strategy
Unity
community
disunity
immunity
unity