A demeaning sentence includes any writing that excludes, offends, or ignores any individual or group.
Damaging something or someone by giving negative attributes to it or them is demeaning it.
Natalie and her friends are very demeaning!
A sentence is a sentence because it has a subject (noun or noun phrase), a predicate ( verb) and punctuation as well as the other parts of speech like pronouns ( she, it him, her, they, them)...
lots of drainage coming out through my ear canal.