What is the opposite of insubstantial?

Need antonyms for insubstantial? Here's a list of opposite words from our thesaurus that you can use instead.

Adjective
Opposite of not having physical existence
Adjective
Opposite of lacking strength and solidity
Adjective
Opposite of flimsy, fine, or slight
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Adjective
Opposite of significantly below an amount or level that is adequate
Adjective
Opposite of made of thin or poor-quality metal
Adjective
Opposite of difficult for the mind to grasp
Adjective
Opposite of flimsy or see-through, or made of such material
Adjective
Opposite of unconvincing, lacking in substance or plausibility
Strong evidence was presented, and the court was thus able to convict her of embezzlement.”
Adjective
Opposite of showy but cheap or badly made
Adjective
Opposite of ineffective or useless
“The primary goal of advertising is to tap into the perceived collective desires of consumers in order to construct an effective ad campaign.”
Adjective
Opposite of restricted or low in amount or extent
“The real number system consists of all numbers that can be represented by infinite decimals.”
Adjective
Opposite of ridiculously trivial or frivolous
“Risk management on an enterprise level is important in driving business strategies and performance.”
Adjective
Opposite of of or like a ghost in appearance or sound
Adjective
Opposite of not existent
Adjective
Opposite of built cheaply and shoddily
Adjective
Opposite of small or inadequate
Adjective
Opposite of giving a false or misleading impression
Adjective
Opposite of very fine in texture or structure, especially of intricate workmanship or quality
“The provision of a drainage layer consisting of coarse material allows for the flow of water from the fine-grained material of the subgrade soil to the coarse drainage layer.”
Adjective
Opposite of light-hearted and casual
Adjective
Opposite of miserably inadequate
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