62 entries under strong topic. ×

16
prolonged(verb, adjective, dull, great)
16
extended(verb, adjective, big, high)
14
lengthy(adjective, great, excite, difficult)
13
long(adjective, time, great, excite)
2
great(adjective, sharp, harsh, big)
2
strained(difficult, powerful, penetrating, arduous)
1
deep(adjective, great, sharp, harsh)
1
high(adjective, great, deep, extreme)
1
intense(adjective, severe, passionate, powerful)
1
towering(adjective, great, deep, extreme)
0
acute(powerful, penetrating)
0
agonizing(powerful, penetrating)
0
all-consuming(powerful, penetrating)
0
ardent(powerful, penetrating)
0
biting(powerful, penetrating)
0
bitter(powerful, penetrating)
0
burning(powerful, penetrating)
0
close(powerful, penetrating)
0
concentrated(powerful, penetrating)
0
consuming(powerful, penetrating)
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APASmart Define. (2015). protracted thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/protracted/thesaurus/synonyms
ChicagoSmart Define. 2015. "protracted thesaurus" https://smartdefine.org/protracted/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, protracted thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/protracted/thesaurus/synonyms>.
MLASmart Define. "protracted thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/protracted/thesaurus/synonyms>