6
water chestnut(noun, expression, idiom)
3
devil's weed
3
water chestnut plant(noun, expression, idiom)
2
Tribulus terestris
2
star-thistle
1
Centauria calcitrapa
1
catcher
1
instrument
1
mantrap
1
point
1
snarly
0
aquatic plant(expression, idiom)
0
blank experiment(expression, idiom)
0
bluebottle
0
booby trap(expression, idiom)
0
broom
0
buttercup
0
centaurea
0
centaury
0
cornflower
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APASmart Define. (2015). caltrop thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/caltrop/thesaurus/synonyms
ChicagoSmart Define. 2015. "caltrop thesaurus" https://smartdefine.org/caltrop/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, caltrop thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/caltrop/thesaurus/synonyms>.
MLASmart Define. "caltrop thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/caltrop/thesaurus/synonyms>