The correct spelling of the word "most ringent" is actually "most stringent." This word is spelled with the letter "g" and not with "j" as it may seem. The word "stringent" means strict or limiting and is pronounced /ˈstrɪndʒənt/ using the International Phonetic Alphabet. So, when we say "most stringent" we mean the most demanding or rigorous standards or requirements. It is important to spell words correctly to avoid confusion and to ensure clear and effective communication.
The word "ringent" is an adjective that is derived from the Latin word "ringentem", which is the present participle form of "ringere". "Ringere" means "to snarl" or "to show one's teeth" in Latin.
The word "most" is an adverb used to intensify the degree or extent of the adjective it modifies. In this case, "most" is used to indicate the highest degree of "ringent" or "showing one's teeth".
So, the etymology of the phrase "most ringent" comes from the Latin root "ringere", meaning "to show one's teeth", with "most" being added to intensify the meaning.