Difference between Solecism and Faux Pas

SOLECISM vs FAUX PAS: NOUN

A nonstandard usage or grammatical construction.
A violation of etiquette.
An impropriety, mistake, or incongruity.
A gross deviation from the settled usages of grammar; a gross grammatical error, such as “I done it” for “I did it.”
Loosely, any small blunder in speech.
Any unfitness, absurdity, or impropriety, as in behavior; a violation of the conventional rules of society.
An incongruity; an inconsistency; that which is incongruous with the nature of things or with its surroundings; an unnatural phenomenon or product; a prodigy; a monster.
Synonyms Barbarism, etc. See impropriety.
An impropriety or incongruity of language in the combination of words or parts of a sentence; esp., deviation from the idiom of a language or from the rules of syntax.
A socially awkward or tactless act
Erroneous or improper usage; absurdity.
Error in the use of language.
In written language, the intentional use of misspelling and/or incorrect grammar to effect the vernacular of a particular dialect.
A faux pas or breach of etiquette; a transgression against the norms of expected behavior.
Any inconsistency, unfitness, absurdity, or impropriety, as in deeds or manners.

A socially awkward or tactless act
A social blunder.
A false step; a slip; a mistake; especially, a breach of good manners; a lapse from chastity, or any act that compromises one's reputation.
A blunder (especially used in social contexts); a misstep.

Infelicities, Lexis, Journalese, Grammarian, Incoherence, Spoonerism, Inexactitude, Split infinitive, Pedantry, Peccadillo, Malapropism, Slip, Gaffe, Gaucherie, Faux pas

Misquotation, Wishfulness, Archaisms, Solecistically, Infelicities, Lexis, Journalese, Grammarian, Inexactitude, Split infinitive, Pedantry, Malapropism, Slip, Gaffe, Gaucherie

Miele and the m touch be a faux pas?
He has given cogent reasons for this faux pas.
What are some cultural faux pas in Germany?
Are cracks some kind of cheesecake faux pas?
This is no ordinary faux pas by Trump.
Why is it always labeled a faux pas?
To do elsewise would be a faux pas.
Confirmation emails is a faux pas in any situation emails is a faux pas in situation.
Do you think artificial trees are faux or a faux pas?
ENTERTAINMENT Vegan Faux Pas: Beyonce Fails to Don Faux Fur.

How did Perry's concept of solecism influence Hall's definition of the predicament?