Synonyms for substantial
modified
Strong
solid, firm, sturdy, stout; see strong 1, 2.
Important
valuable, extraordinary, principal; see important 1, 2.
Real
material, actual, visible; see real 2, tangible.
Considerable
ample, abundant, plentiful; see large 1, much 2.
Wealthy
affluent, well-to-do, opulent; see rich 1.
See substantial in Webster's New World Roget's A-Z Thesaurus II
adjective
Composed of or relating to things that occupy space and can be perceived by the senses:
concrete, corporeal, material, objective, phenomenal, physical, sensible, tangible. See body, matterHaving verifiable existence:
concrete, objective, real, substantive, tangible. See realNot easily moved or shaken:
firm1, secure, solid, sound2, stable, strong, sturdy, sure, unshakable. See continue, strongCharacterized by abundance:
abundant, ample, bounteous, bountiful, copious, generous, heavy, plenitudinous, plenteous, plentiful, voluminous. See big, give, richHaving great significance:
big, consequential, considerable, historic, important, large, material, meaningful, monumental, significant. See important
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