2
portcullis
2
prison(noun, enclosure, inclosure)
2
prohibition(noun, check, disorder, curb, limit)
2
resistance(noun, hindrance, defense)
2
safety(noun, care, guard, shield, shelter)
2
scarp
2
sea wall(noun, wall)
2
separation(screen, panel, divider)
2
setback(noun, difficulty, weakness, hindrance, problem)
2
shade(noun, shade, shield, partition, panel)
2
snarl(noun, hindrance, jam, obstruction, deadlock)
2
stone wall(expression, idiom, prison)
2
stricture(noun, difficulty, weakness, burden, defect)
2
stronghold(noun, defense, fortification, barricade, wall)
2
support(noun, bar, defense, fortification, barricade)
2
traverse(noun, help, open, difficulty, restraint)
2
trench(noun, defense, obstruction)
2
vallum
2
windbreak(noun, shelter, border, obstacle, hedge)
1
boom
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APASmart Define. (2015). barrier thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/barrier/thesaurus/synonyms
ChicagoSmart Define. 2015. "barrier thesaurus" https://smartdefine.org/barrier/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, barrier thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/barrier/thesaurus/synonyms>.
MLASmart Define. "barrier thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/barrier/thesaurus/synonyms>