Synonyms|13Antonyms|54|Broader|0Narrower|0Related|50
1
hourly
1
midweekly
1
monthly
1
nightly
1
oscillating
1
oscillatory
1
semestral
1
semestrial
1
semiannual
1
semimonthly
1
semiweekly
1
triennial
1
weekly
1
yearly
0
changeless
0
constant
0
continuous
0
equable
0
even
0
habitual
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APASmart Define. (2013). aperiodic thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/aperiodic/thesaurus/antonyms
ChicagoSmart Define. 2013. "aperiodic thesaurus" https://smartdefine.org/aperiodic/thesaurus/antonyms (accessed September 25, 2026).
HarvardSmart Define 2013, aperiodic thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/aperiodic/thesaurus/antonyms>.
MLASmart Define. "aperiodic thesaurus" 28 June 2013. Web. 25 September 2026. <https://smartdefine.org/aperiodic/thesaurus/antonyms>