unanswerableness

un-

(added to adjectives or past participles) not · (added to nouns) lack of

也可拆解为

-ness

Appended in general, often informally, stylistically, or jocularly, for reification of an attribute. · Appended to adjectives to form nouns meaning "the state of being (the adjective)", "the quality of being (the adjective)", or "the measure of being (the adjective)".