19 entries under adjective topic. ×

41
strong(strain, firmness, distinct, labour)
38
sound(strain, firmness, labour, hardiness)
36
hard(strain, firmness, labour, hardiness)
22
substantial(strain, firmness, labour, hardiness)
19
lasting(strain, firmness, labour, hardiness)
19
long-standing(strain, firmness, labour, hardiness)
19
settled(strain, firmness, labour, hardiness)
18
enduring(strain, firmness, labour, hardiness)
2
set
2
dyed-in-the-wool
1
well-founded
1
age-old
1
genuine(complete, honest, true, fixed)
0
accepted
0
orthodox(accepted, traditional)
0
traditional
0
unmannered
0
venerable
0
well-known
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APASmart Define. (2015). well-established thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/well-established/thesaurus/synonyms
ChicagoSmart Define. 2015. "well-established thesaurus" https://smartdefine.org/well-established/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, well-established thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/well-established/thesaurus/synonyms>.
MLASmart Define. "well-established thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/well-established/thesaurus/synonyms>