27 entries under demanding topic. ×

48
resolute(adjective, set, firm, determined, steady)
30
unrelenting(adjective, determined, resolute, obstinate)
25
persistent(adjective, continue, determined, resolute)
21
obstinate(adjective, determined, resolute, uncompromising)
14
importunate(adjective, hard, tough, continue, firm)
12
assertive(adjective, strong, firm, energetic, aggressive)
12
dogged(adjective, determined, resolute, persistent)
12
exigent(adjective, hard, tough, firm, difficult)
12
urgent(adjective, hard, tough, continue, firm)
11
emphatic(adjective, strong)
9
crying(adjective, firm, prompt, important, fast)
9
clamant(adjective, firm, important, serious, critical)
9
clamorous(adjective, hard, tough, firm, difficult)
9
peremptory
9
persevering(adjective, resolute, tenacious)
8
pressing(adjective, hard, tough, firm, difficult)
7
forceful(adjective, strong, firm, energetic, powerful)
7
imperative(adjective, important, serious, critical, vital)
6
imperious
4
burning(adjective, firm, important, serious, critical)
<12>
11 years ago|8.7k views|share |citing 
APASmart Define. (2015). insistent thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/insistent/thesaurus/synonyms
ChicagoSmart Define. 2015. "insistent thesaurus" https://smartdefine.org/insistent/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, insistent thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/insistent/thesaurus/synonyms>.
MLASmart Define. "insistent thesaurus" 14 April 2015. Web. 21 September 2026. <https://smartdefine.org/insistent/thesaurus/synonyms>