singular vs strange

singular is a noun but strange is not a noun.

Word	Noun	Adjective	Verb	Adverb
singular	Yes	Yes	No	No
strange	No	Yes	No	No

singular (noun)	strange (noun)
the form of a word that is used to denote a singleton

singular (adjective)	strange (adjective)
grammatical number category referring to a single item or unit	being definitely out of the ordinary and unexpected; slightly odd or even a bit weird
composed of one member, set, or kind	relating to or originating in or characteristic of another place or part of the world
unusual or striking	not known before
being a single and separate person or thing
the single one of its kind
beyond or deviating from the usual or expected