aplomb
assurance
balance
composure
confidence
constraint
control
discipline
equability
equanimity
equilibrium
independence
level head
levelheadedness
poise
possession
presence of mind
restraint
self-assurance
self-confidence
self-conquest
self-containment
self-control
self-denial
self-discipline
self-government
self-mastery
self-possession
self-restraint
uncommunicativeness
well-regulated mind
willpower
firmness
firmness of purpose
resoluteness
resolution
resolve
nerves
bringing-up
fortitude
frugality
horsewoman
impassivity
imperturbability
punctuality
re-education
self-dependence
self-devotion
self-inspection
self-mortification
self-negation
self-reverence
self-scorn
self-study
self-support
taciturnity
whist-player