Difference between Invalid and Fallacious

INVALID vs FALLACIOUS: NOUN

A person who is weak and infirm; one who is disabled for active service; especially, one in chronic ill health who is unable to care for himself.
Hence Something that is damaged, or the worse for wear, but not so much as to be wholly unserviceable.
An infirm or sickly person; one who is affected by disease or disabled by any infirmity.
Any person with a disability.
Someone who is incapacitated by a chronic illness or injury
One who is confined to home or bed because of illness, disability or injury

Deceptive or misleading.
Characterized by fallacy; false or mistaken.
Embodying or pertaining to a fallacy; illogical; fitted to deceive; misleading; delusive.
Tending to mislead; deceptive.
Based on an incorrect or misleading notion or information
Containing or based on a fallacy
Intended to deceive

Not valid; of no force, weight, or cogency; weak.
In law, having no validity or binding force; wanting efficacy; null; void: as, an invalid contract or agreement.
Deficient in health; infirm; weak; sick.
To affect with disease; render an invalid: chiefly in the past participle.
To register as an invalid; enroll on the list of invalids in the military or naval service; give leave of absence from duty on account of ill health.
To cause one's self to be registered as an invalid.

- S.T.Coleridge
Involving deception
Synonyms Fallacious, Delusive, Deceptive; deceiving, deceitful, misleading, sophistical, elusory, illusive, false, disappointing. Deceptive may be used where there is or is not an attempt to deceive; in delusive and fallacious the intent to deceive is only figurative: as, a fallacious argument; a delusive hope. See deceptive.
Of a deceptive quality; having a misleading appearance.
Pertaining to, of the nature of, or embodying fallacy; deceptively erroneous or misleading.

Disable, Sophistic, Sophistical, False, Spurious, Void, Uncollectible, Specious, Fallacious, Nugatory, Expired, Unsound, Nullified, Invalidated, Null

False, Erroneous, Preposterous, Untrue, Absurd, Spurious, Specious, Fraudulent, Invalid, Wrong, Dishonorable, Unsound, Incorrect, Deceitful, Dishonest

Disable, Sophistic, Sophistical, False, Spurious, Void, Uncollectible, Specious, Fallacious, Nugatory, Expired, Unsound, Nullified, Invalidated, Null

False, Erroneous, Preposterous, Untrue, Absurd, Spurious, Specious, Fraudulent, Invalid, Wrong, Dishonorable, Unsound, Incorrect, Deceitful, Dishonest

Agreement is unenforceable or invalid shall not render any other provision of this Agreement unenforceable or invalid.
Use the Ignore Fields with Invalid Types property to replace data of invalid data types with default values.
Short error: Invalid Task Attribute Map Id or Invalid Task Attribute Value.
If any part of the regulations promulgated is declared invalid, all parts that are severable from the invalid parts shall remain in effect.
Once a thirdparty buys without actual knowledge of the invalid lien, that transaction will not be undone notwithstanding the invalid lien.
Directory does not automatically clean up invalid objects, but invalid objects and attributes appear in searches and can be deactivated manually.
Invalid Arrest Warrant: a criminal case WILL NOT be dismissed on the basis of an invalid arrest warrant.
Error Message: Invalid Warehouse or Warehouse Not Available You have entered an invalid warehouse.
If you enter an invalid path or name, a message appears indicating that the output MSI file name is invalid.
Will is invalid if the condition imposed is invalid or contrary to law.

If anyone professes so then they are completely fallacious.
Can you see how your argument is fallacious?
Your entire post is fallacious, conspiracy theory nonsense.
The underlying assumptions in this argument are fallacious.
False arguments always lead to a fallacious conclusion.
This argument is fallacious for several reasons, however.
Well, I find the arguments put forth fallacious.
Quote RE: the Fire in Rome is Fallacious?
Human memory is a marvelous but fallacious instrument.
In the context of being fallacious, again a huge percentage of Malaysian undergraduates were not fallacious.

How to differentiate between a legitimate and a fallacious appeal to authority?
Is it time for Responsible Gun Owners to stop regurgitating fallacious arguments?
Why is the line of reasoning in this passage fallacious?
What are some non-fallacious uses of the ad misericordiam?
Are all predictions about what is likely to occur fallacious?
Are there any fallacious arguments that misuse modal concepts?
Do Presuppositionalists embrace fallacious circularity?