arbitrary
autarchic
autarkic
autonomous
discretional
discretionary
elective
free
free will
free-spirited
freewheeling
gratuitous
independent
individualistic
inner-directed
neutral
nonaligned
nonmandatory
nonpartisan
offered
optional
proffered
self-acting
self-active
self-contained
self-dependent
self-determining
self-directing
self-governed
self-governing
self-reliant
self-subsistent
self-sufficient
self-supporting
sovereign
spontaneous
third-force
third-world
unasked
unbesought
unbidden
uncalled-for
uncoerced
uncompelled
unforced
uninfluenced
uninvited
unpressured
unprompted
unrequested
5
borderless
disease-causing
fact
ill-taught
indissoluble
irrefragable
non-indigenous
pettish
purposive
revocable
royalty-free
self-caused
self-centred
self-chosen
self-derived
self-relying
self-sufficing
soap bubble
spaceless
tooth-like
unconditioned
undecaying