50 entries under expression topic. ×

5
stumbling block(noun, idiom, disorder, block)
3
blank wall(noun, catch, hindrance, lump)
2
dividing wall(screen, panel, divider)
2
stone wall(idiom, prison)
1
ball and chain(noun, idiom, difficulty, obstacle)
1
diffusion barrier
1
excess baggage(noun, difficulty, obstacle, obstruction)
1
foot dragging(noun, difficulty, obstacle, obstruction)
1
monkey wrench(noun, block, difficulty, restraint)
1
outer limit(noun, border, borderline, frontier)
1
road block(noun, disorder, catch, difficulty)
0
barbed wire fence(idiom, prison)
0
barrier blockage(hindrance, obstruction, impediment)
0
barrier in isotope separation
0
beverage cabin
0
beverage cabinet
0
blocking object(obstruction, blockade)
0
booby trap(noun, block, difficulty, restraint)
0
chain-link fence(idiom, prison)
0
chevaux de frise(idiom, defense)
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APASmart Define. (2015). barrier thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/barrier/thesaurus/synonyms
ChicagoSmart Define. 2015. "barrier thesaurus" https://smartdefine.org/barrier/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, barrier thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/barrier/thesaurus/synonyms>.
MLASmart Define. "barrier thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/barrier/thesaurus/synonyms>