2
coterminous
2
equivalent
2
even
2
every other(expression, adjective, irregular, erratic, infrequent)
2
like clockwork(expression, adjective, idiom, regular, repetition)
2
regular(adjective, recurrent)
2
seasonal(adjective, regular, irregular, routine, erratic)
2
simultaneous
1
accessory
1
adjuvant
1
ancillary
1
associated with
1
associative
1
at various times(expression, adjective, idiom, regular, routine)
1
attendant
1
attending
1
beating
1
belonging
1
by bits and pieces(expression, adjective, idiom, irregular, erratic)
1
centennial(adjective, regular, routine, sporadic, intermittent)
11 years ago|1.1k views|share |citing 
APASmart Define. (2015). isochronal thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/isochronal/thesaurus/synonyms
ChicagoSmart Define. 2015. "isochronal thesaurus" https://smartdefine.org/isochronal/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, isochronal thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/isochronal/thesaurus/synonyms>.
MLASmart Define. "isochronal thesaurus" 14 April 2015. Web. 28 September 2026. <https://smartdefine.org/isochronal/thesaurus/synonyms>