Non-usage

[yoo-sij, -zij] /ˈyu sɪdʒ, -zɪdʒ/

noun
1.
a customary way of doing something; a custom or practice:
the usages of the last 50 years.
2.
the customary manner in which a language or a form of a language is spoken or written:
English usage; a grammar based on usage rather than on arbitrary notions of correctness.
3.
a particular instance of this:
a usage borrowed from French.
4.
any manner of doing or handling something; treatment:
rough usage.
5.
habitual or customary ; long-continued practice:
immemorial usage.
6.
an act of or employing; .
/ˈjuːsɪdʒ; -zɪdʒ/
noun
1.
the act or a manner of using; use; employment
2.
constant use, custom, or habit
3.
something permitted or established by custom or practice
4.
what is actually said in a language, esp as contrasted with what is prescribed
n.

c.1300, “established practice, custom,” from Anglo-French and Old French usage “custom, habit, experience,” from us, from Latin usus “use, custom” (see use (v.)).

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Nonuse
[verb yooz or for pt for mof 9, yoost; noun yoos] /verb yuz or for pt for mof 9, yust; noun yus/ verb (used with object), used, using. 1. to employ for some purpose; put into service; make use of: to use a knife. 2. to avail oneself of; apply to one’s own purposes: to […]
Nonuser
[non-yoo-zer] /nɒnˈyu zər/ noun 1. a person who does not use or partake of something, as drugs or alcoholic beverages.
Nonusers
[non-yoo-zer] /nɒnˈyu zər/ noun 1. a person who does not use or partake of something, as drugs or alcoholic beverages.

Non-utilitarian
[yoo-til-i-tair-ee-uh n] /yuˌtɪl ɪˈtɛər i ən/ adjective 1. pertaining to or consisting in . 2. having regard to or usefulness rather than beauty, ornamentation, etc. 3. of, relating to, or adhering to the doctrine of . noun 4. an adherent of . /juːˌtɪlɪˈtɛərɪən/ adjective 1. of or relating to utilitarianism 2. designed for use rather […]
Non-utility
[yoo-til-i-tee] /yuˈtɪl ɪ ti/ noun, plural utilities. 1. the state or quality of being useful; usefulness: This chemical has no utility as an agricultural fertilizer. 2. something useful; a useful thing. 3. a public service, as a telephone or electric-light system, a streetcar or railroad line, or the like. Compare (def 1). 4. Often, utilities. […]