35 entries under adjective topic. ×

1
conventional
1
customary
1
old as Methuselah(idiom, new)
1
old as the hills(idiom, new)
1
well-established
0
constant(familiar, traditional, long-established)
0
fixed
0
grey
0
habitual
0
honoured
0
respected
0
revered
0
rooted
0
set
0
venerated
<12>
10 years ago|4.3k views|share |citing 
APASmart Define. (2016). age-old thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/age-old/thesaurus/synonyms
ChicagoSmart Define. 2016. "age-old thesaurus" https://smartdefine.org/age-old/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, age-old thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/age-old/thesaurus/synonyms>.
MLASmart Define. "age-old thesaurus" 29 February 2016. Web. 26 September 2026. <https://smartdefine.org/age-old/thesaurus/synonyms>