RichThesaurus
spontaneously
spontaneously
synonyms
impromptu
ad libitum
freely
voluntarily
ad lib
on the spur of the moment
willingly
readily
without being asked
extemporaneously
of one's own accord
off the cuff
by choice
of one's own free will
intentionally
without preparation
of one's own volition
extempore
without rehearsal
without reluctance
by preference
with good grace
purposely
of one's own choosing
off the top of one's head
impulsively
enthusiastically
without hesitation
eagerly
gladly
with pleasure
at the drop of a hat
of one's own choice
without being forced
on impulse
without planning
unpremeditatedly
just like that
offhand
artlessly
openly
unpretentiously
at one’s discretion
without premeditation
normally
without prompting
of one’s own accord
unaffectedly
without thinking
naturally
more synonyms
spontaneously
antonyms
under duress
reluctantly
deliberately
written
unwillingly
unnaturally
with preparation
with intent
willfully
with forethought
on purpose
involuntarily
awkwardly
rehearsed
by design
affectedly
consciously
self-consciously
prepensely
obligatory
advisedly
knowingly
pretentiously
forced
purposedly
prepared
calculatedly
explicitly
expressly
planned
later
eventually
bound
limited
from notes