unconcerned
Laodicean
afoot and lighthearted
aloof
apathetic
at large
at liberty
bored
careless
centrist
clear
detached
disengaged
disinterested
distant
easygoing
emancipated
even
fifty-fifty
footloose
footloose and fancy-free
free
free and easy
free as air
freeborn
freed
go-as-you-please
half-and-half
heedless
impartial
impassive
in the clear
incomplex
incurious
independent
indifferent
insouciant
liberated
listless
loose
midway
mindless
moderate
neuter
neutral
nonaligned
noncommitted
nonpartisan
on the fence
on the loose
passive
amoral
befogged
different
justify
off-guard
short-spoken
textbooksearly
unboyish
undemanding
under-educated
unflappable
uninformative
uninstructed
uninterested
unlikeable
unobservant
unprogrammed
unresponsive
unselfconscious
unsurprised
untouchable
ursinoid
vacant-eyed