57 entries under expression topic. ×

6
without end(adjective, idiom, present, constant)
2
no end of(idiom, constant, endless, infinite)
2
of long duration(idiom, diuturnity)
2
of long standing(idiom, familiar, established, long-established)
2
without limit(idiom, infinity)
2
without measure(idiom, infinity)
2
without number(idiom, infinity)
1
bound and determined(adjective, idiom, determined, persistent)
1
eternally the same
1
for keeps(stable, constant, enduring, lasting)
1
forever and a day(idiom, stable, constant, lasting)
1
hanging tough(adjective, persistent, constant, pitiless)
1
in for the long haul(idiom, stable, enduring, lasting)
1
like the Rock of Gibralter(adjective, idiom, steady, stable)
1
many times(idiom, frequency)
1
no end to(idiom, constant, endless, infinite)
1
not rare(idiom, frequency)
1
of a piece(adjective, idiom, steady, stable)
1
on a treadmill(idiom, steady, regular, constant)
1
political worker(idiom, government)
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APASmart Define. (2016). perpetual thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/perpetual/thesaurus/synonyms
ChicagoSmart Define. 2016. "perpetual thesaurus" https://smartdefine.org/perpetual/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, perpetual thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/perpetual/thesaurus/synonyms>.
MLASmart Define. "perpetual thesaurus" 30 March 2016. Web. 22 September 2026. <https://smartdefine.org/perpetual/thesaurus/synonyms>