(PG = Prescriptive Grammar  —  DG = Descriptive Grammar)

(GL = Grammatical Lingo  —  OB = Obtuse  —  NG = Not Grammatical)

• Y, y  —  [PG]  The Letter “Y” Is The Twenty-Fifth Letter Of The English Alphabet.  It Is Also The Twentieth Consonant In The English Alphabet.  And it sometimes acts as a Vowel.

• Yes/No Question  —  [NG & GL]  This Term is not a Grammatical Term.  This is Grammatical Lingo which is used to refer to Questions which require only a “Yes” or a “No” as an answer — not a lengthy response.