21
mind-altering(adjective, characteristic, emotions, sensations)
21
psychedelic(adjective, characteristic, emotions, sensations)
20
amazing(adjective, superb, great, excellent, super)
16
astounding(adjective, superb, great, excellent, super)
12
unanticipated(adjective, great, excellent, superb, super)
12
unexpected(adjective, great, excellent, superb, super)
12
unforeseen(adjective, great, excellent, superb, super)
11
extraordinary(adjective, separate, great, excellent, unusual)
11
splendid(great, excellent, superb, super, groovy)
9
fabulous(adjective, great, excellent, extraordinary, unusual)
9
fantastic(adjective, great, excellent, unusual, superb)
8
charming(great, excellent, powerful, superb, super)
8
frightening(verb, adjective, hard, severe, offensive)
8
incredible(adjective, great, excellent, superb, wonderful)
8
marvelous(adjective, great, excellent, extraordinary, unusual)
8
sudden(adjective, extraordinary, wonderful, affected, shocking)
8
unpredicted(adjective, great, excellent, extraordinary, superb)
7
appealing(great, excellent, superb, super, groovy)
7
lovely(great, excellent, superb, super, groovy)
7
spectacular(great, excellent, extraordinary, unusual, superb)
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APASmart Define. (2015). startling thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/startling/thesaurus/synonyms
ChicagoSmart Define. 2015. "startling thesaurus" https://smartdefine.org/startling/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, startling thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/startling/thesaurus/synonyms>.
MLASmart Define. "startling thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/startling/thesaurus/synonyms>