6
delayed
5
late(adjective, adverb, time, old, punctually)
4
tardy(adjective, late, punctual)
3
non-punctual
3
too late
2
diffusive
1
about
1
belated(adjective, slow, late)
1
circa
1
down memory lane(expression, idiom, present)
1
draggy
0
overdue
0
behind one(expression, current)
0
drawn out
0
without end(expression, short)
-1
deferred
-1
dilatory
-1
postponed
-1
slow(adjective, late, behind)
-1
for ages(expression, short)
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APASmart Define. (2015). on time thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/on_time/thesaurus/antonyms
ChicagoSmart Define. 2015. "on time thesaurus" https://smartdefine.org/on_time/thesaurus/antonyms (accessed September 24, 2026).
HarvardSmart Define 2015, on time thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/on_time/thesaurus/antonyms>.
MLASmart Define. "on time thesaurus" 25 May 2015. Web. 24 September 2026. <https://smartdefine.org/on_time/thesaurus/antonyms>