Substantial vs. Extensive

Substantial and Extensive Definitions
Substantial
Considerable in importance, value, degree, amount, or extent
Made a substantial improvement.
Won by a substantial margin.
Extensive
Large in extent, range, or amount.
Substantial
Solidly built; strong
Substantial houses.
Extensive
Of or relating to agricultural production that requires large areas of land but minimizes the input of labor or materials.
Substantial
Ample; sustaining
A substantial breakfast.
Extensive
Having a great extent; covering a large area; vast.
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Substantial
Possessing wealth or property; well-to-do.
Extensive
(figurative) Considerable in amount.
I have done extensive research on the subject.
Substantial
Of, relating to, or having substance; material.
Extensive
Serving to extend or lengthen; characterized by extension.
Substantial
True or real; not imaginary.
Extensive
(physics) Having a combined system entropy that equals the sum of the entropies of the independent systems.
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Substantial
Achieving the goal of justice itself, not merely the procedure or form that is a means to justice
Principles of substantial justice.
Extensive
Having wide extent; of much superficial extent; expanded; large; broad; wide; comprehensive; as, an extensive farm; an extensive lake; an extensive sphere of operations; extensive benevolence; extensive greatness.
Substantial
Having a substance; actually existing.
Substantial life
Extensive
Capable of being extended.
Silver beaters choose the finest coin, as that which is most extensive under the hammer.
Substantial
Not imaginary; real; actual; true; veritable.
Extensive
Large in spatial extent or range;
An extensive Roman settlement in northwest England
Extended farm lands
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Substantial
Corporeal; material; firm.
Extensive
Having broad range or effect;
Had extensive press coverage
Far-reaching changes in the social structure
Sweeping reforms
Substantial
Having good substance; strong; stout; solid; firm.
Substantial cloth
A substantial fence or wall
Extensive
Large in number or quantity (especially of discourse);
She took copious notes
Extensive press coverage
A subject of voluminous legislation
Substantial
Possessed of goods or an estate; moderately wealthy.
A substantial freeholder
Extensive
Great in range or scope;
An extended vocabulary
Surgeons with extended experience
Extensive examples of picture writing
Suffered extensive damage
A wide selection
Substantial
Large in size, quantity, or value; ample; significant.
He inherited a substantial amount of money from his uncle.
A substantial number of people went to the event.
Extensive
Of agriculture; increasing productivity by using large areas with minimal outlay and labor;
Producing wheat under extensive conditions
Agriculture of the extensive type
Substantial
Most important; essential.
Substantial
Satisfying; having sufficient substance to be nourishing or filling.
I don't just want a snack; I need something substantial.
Teddy had a few crackers in his backpack, but he needed something more substantial if he was to survive a three-day trek.
Substantial
Anything having substance; an essential part.
Substantial
Belonging to substance; actually existing; real; as, substantial life.
If this atheist would have his chance to be real and substantial agent, he is more stupid than the vulgar.
Substantial
Not seeming or imaginary; not illusive; real; solid; true; veritable.
If happinessbe a substantial good.
The substantial ornaments of virtue.
Substantial
Corporeal; material; firm.
The rainbow [appears to be] a large substantial arch.
Substantial
Having good substance; strong; stout; solid; firm; as, substantial cloth; a substantial fence or wall.
Substantial
Possessed of goods or an estate; moderately wealthy; responsible; as, a substantial freeholder.
Substantial
Fairly large;
Won by a substantial margin
Substantial
Being the essence or essential element of a thing;
Substantial equivalents
Substantive information
Substantial
Having substance or capable of being treated as fact; not imaginary;
The substantial world
A mere dream, neither substantial nor practical
Most ponderous and substantial things
Substantial
Providing abundant nourishment;
A hearty meal
Good solid food
Ate a substantial breakfast
Substantial
Of good quality and condition; solidly built;
A solid foundation
Several substantial timber buildings