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What is the opposite of not on time?

Need antonyms for not on time? Here's a list of opposite words from our thesaurus that you can use instead.

Adjective
▲
Happening or done before the usual or expected time
early
premature
precocious
unseasonable
untimely
abnormal
advanced
inopportune
sudden
unannounced
unexpected
unforeseen
unplanned
unheralded
unanticipated
unusual
abrupt
staggering
unpredicted
uncommon
before time
early bird
in advance
too early
too soon
without delay
without notice
without warning
ahead of time
bright and early
on short notice
out of the blue
with time to spare
“Temperatures are colder than usual, and we appear to be experiencing an early winter.”
Adjective
▲
Characterized by punctuality
prompt
punctual
timely
in time
on schedule
on time
to schedule
on the button
on the dot
on the nose
on the ball
well timed
at the appointed time
when expected
bang on time
spot on time
in good time
“The foreman who insists on regular, prompt attendance may be no more successful in maintaining a good attendance record than his easy-going colleague.”
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See Also

Nearby Words
not on your life
not on your nelly
not open
not open to
notorieties
notoriety
not on the job
not on speaking terms
not only
not oneself
not one person
not one
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