- substantial
- adj1. considerable, significant, sizable, major, big, great, grand; large, goodly, tidy, healthy, Inf. tall; Inf. big-league, Inf. major-league, Inf. pro, Inf. heavyweight, Inf. big-time; consequential, weighty, momentous, bulky; notable, noteworthy, marked.2. real, actual, physical; material, corporeal, incarnate, bodily, somatic, fleshly; palpable, tangible, ponderable, concrete; temporal, earthly, secular; hypostatic, hylic, hylozoistic, materialistic; appreciable, sensible, substantive.3. firm, strong, solid, hard; stout, massive, big; stable, sound, steady, steadfast, staunch; fast, secure, close; durable, lasting, perdurable, longstanding.4. compact, dense, tight, thick, packed; concentrated, crowded, jammed, crammed; close-set, thickset, heavy, serried; impenetrable, impermeable, imporous, solid.5. wealthy, prosperous, well-to-do, rich; flush, flourishing, thriving, affluent; influential, prestigious, powerful, forceful; landed, propertied, moneyed, well-heeled; responsible, solvent, independent, unindebted.6. essential, fundamental, basic, constitutional, basal, primal; necessary, vital, indispensable, imperative; material, serious, grave, grievous; important, significant, valuable.7. valid, true, veritable, genuine, authentic; existent, substantive, factual, Latin, de facto; positive, absolute, undeniable, reliable, plain, authoritative.
A Note on the Style of the synonym finder. 2014.