1
undecided
1
undetermined
1
uneasy
1
unestablished
1
unfixed
1
unsettled
1
unsettling
1
untold
1
up for grabs(expression, idiom)
1
up tight
1
upsetting
1
zealous
0
all-overish
0
dynamic
0
effective(adjective, affected, melodramatic, theatrical)
0
energetic
0
powerful(adjective, affected, melodramatic, theatrical)
0
racy
0
spine-tingling(adjective, shocking, scary, breathtaking)
0
vigorous
11 years ago|8.9k views|share |citing 
APASmart Define. (2015). suspenseful thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/suspenseful/thesaurus/synonyms
ChicagoSmart Define. 2015. "suspenseful thesaurus" https://smartdefine.org/suspenseful/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, suspenseful thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/suspenseful/thesaurus/synonyms>.
MLASmart Define. "suspenseful thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/suspenseful/thesaurus/synonyms>