2
inviolable
2
irreversible(adjective, even, rigid, inflexible, reliable)
2
joined
2
lasting(adjective, persistent, constant, continuous, endless)
2
like(adjective, calm, smooth, flat, level)
2
lineal
2
lock stock and barrel(expression, idiom, complete, total, full)
2
measured
2
mint(adjective, perfect, safe, mature, unspoiled)
2
of a piece(expression, adjective, idiom, steady, stable)
2
out-and-out(pure, flawless, faultless, absolute, abundant)
2
permanent(adjective, steady, stable, regular, fixed)
2
planate(adjective, calm, quiet, direct, smooth)
2
plumb(adjective, direct, smooth, right, flat)
2
pure(adjective, sound, perfect, unconcerned, flawless)
2
replete(adjective, complete, total, perfect, full)
2
round(adjective, adverb, complete, continuity)
2
same(adjective, calm, smooth, right, flat)
2
scatheless
2
sheer(direct, smooth, solid, pure, short)
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APASmart Define. (2015). unbroken thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/unbroken/thesaurus/synonyms
ChicagoSmart Define. 2015. "unbroken thesaurus" https://smartdefine.org/unbroken/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, unbroken thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/unbroken/thesaurus/synonyms>.
MLASmart Define. "unbroken thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/unbroken/thesaurus/synonyms>