25 entries under difficulty topic. ×

9
puzzled(adjective, beat, confused, amazed)
7
nonplussed
6
at a loss(expression, adjective, idiom)
2
aground
2
graveled
1
stranded
0
at a nonplus(expression, idiom)
0
at a standstill(expression, idiom)
0
at bay(expression, idiom)
0
aux abois(expression, idiom)
0
driven to extremity(expression, idiom)
0
hard pressed(expression, idiom)
0
hard set(expression, idiom)
0
hard up(verb, phrasal verb)
0
pinched
0
put to it(verb, phrasal verb)
0
reduced to straits(expression, idiom)
0
run hard(expression, idiom)
0
set fast(expression, idiom)
0
sorely pressed(expression, idiom)
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APASmart Define. (2013). nonplused thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/nonplused/thesaurus/synonyms
ChicagoSmart Define. 2013. "nonplused thesaurus" https://smartdefine.org/nonplused/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2013, nonplused thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/nonplused/thesaurus/synonyms>.
MLASmart Define. "nonplused thesaurus" 28 June 2013. Web. 21 September 2026. <https://smartdefine.org/nonplused/thesaurus/synonyms>