Examples:
an
ability
to
interest
casual
students
showed
a
casual
disregard
for
cold
weather
an
utterly
insouciant
financial
policy
an
elegantly
insouciant
manner
drove
his
car
with
nonchalant
abandon
was
polite
in
a
teasing
nonchalant
manner
nonchalant (English)
└── nonchalant (French)
└── nonchaloir (Old French (842-ca. 1400))
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