50 entries under expression topic. ×

2
of long duration(idiom, diuturnity)
2
stretched out(vast, extended, lingering, prolonged)
1
drawn out(adjective, great, deep, high)
1
fixed resistant(calm, strong, solid, substantial)
1
in for the long haul(adjective, idiom, stable, constant)
1
insusceptible of change
1
kept in remembrance
1
of long standing
1
set in stone(idiom, calm, strong, solid)
1
solid as a rock(idiom, calm, strong, substantial)
1
spread out(adjective, great, deep, high)
1
spun out(adjective, great, deep, high)
1
staying put(calm, strong, solid, substantial)
1
tough as leather
1
without end(continuous, vast, permanent, everlasting)
0
all the time
0
ardent friendship(idiom, friendship)
0
bosom friendship(idiom, friendship)
0
closely adhering
0
continuing long
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APASmart Define. (2016). lasting thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/lasting/thesaurus/synonyms
ChicagoSmart Define. 2016. "lasting thesaurus" https://smartdefine.org/lasting/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, lasting thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/lasting/thesaurus/synonyms>.
MLASmart Define. "lasting thesaurus" 26 February 2016. Web. 20 September 2026. <https://smartdefine.org/lasting/thesaurus/synonyms>