Pocket Thesaurus
Synonyms of substantial
generous, extraordinary, solid, hefty, steady, valuable, large, sizable, massive, significant, big, consequential, serious, strong, meaningful, considerable, vast, material, abundant, bulky, durable, firm, heavy, key, momentous, plentiful, principal, sound, stable, stout, sturdy, tidy, weighty, worthwhile, goodly, heavyweight, major-league, superabundant, big-deal, well-built
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