Off the top of head

Synonyms for off the top of head
adj unrehearsed, improvised

ad hoc
automatic
casual
expedient
extempore
free
immediate
impromptu
informal

made-up
makeshift
off the cuff
offhand
snap
spontaneous
unplanned
unpremeditated
unprepared

unstudied
spur-of-the-moment
ad lib
at first glance
by ear
improv
improvisatory
improviso
jamming

on impulse
on-the-spot
taking for ride
thought out loud
tossed off
tossed out
winging it

Antonyms for off the top of head

planned
prepared

read
rehearsed

written

Synonyms
adj ad-lib, extemporaneous

spontaneous
impromptu
extempore
improvised

informal
off the cuff
unpremeditated
unprepared

unrehearsed
unstudied
spur-of-the-moment
extemporary

off the hip
throwaway
without preparation

Antonyms

careful
considered

deliberate
planned

practiced
calculated

Synonyms
adj fast, sudden; impulsive; initial

abrupt
breakneck
brief
frantic
harum-scarum
hasty
headlong
heedless
hurried

ill-advised
impatient
impetuous
indiscreet
jump the gun
madcap
quick
rapid
rash

reckless
refractory
rushing
swift
uncontrolled
unexpected
unforeseen
violent
willful

plunging
precipitant
gone off half-cocked
off the hip
subitaneous
unanticipated
without warning

Antonyms

careful

cautious

slow

Synonyms
adv in an improvised manner

impromptu
extemporaneously

extempore
off the cuff

spontaneously
without preparation

without rehearsal
off the top of one’s head

Antonyms

deliberately
planned

prepared
rehearsed

written

Synonyms
adj unwise, not thought out

foolhardy
ill-considered
thoughtless
indiscreet
inappropriate
half-baked
foolish

misguided
reckless
imprudent
brash
confused
hotheaded
impolitic

incautious
inconsiderate
inexpedient
injudicious
madcap
rash
short-sighted

unseemly
wrong
ill-judged
overhasty
off the top of one’s head

Antonyms

careful
cautious
discreet

wise
prudent
sensible

well-advised
thoughtful
reasonable

Synonyms
adj not ready

vulnerable
unaware
ad-lib
ill-considered
impromptu
improvised

off the cuff
offhand
spontaneous
surprised
unexpected
unplanned

unrehearsed
unschooled
unskilled
untrained
caught off guard
napping

not prepared
played by ear
taken off guard
unready
winged
off the top of one’s head

Synonyms
adj spontaneous

ad-lib
extemporaneous
impromptu

improvised
impulsive
off the cuff

unpracticed
unprepared
from the hip

not rehearsed
spur of the moment
off the top of one’s head

Synonyms
adv without preparation

ad-lib
extemporaneously
impromptu

improvised
makeshift
offhand

unrehearsed
by ear
improv

off the hip
spur of the moment
off the top of one’s head