uncoinable en · ADJ
Etymology
From un- + coinable.
Meanings
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(not-comparable) Unable to be coined.
Finally, and in conclusion, there will always be those who believe that words like Being, Transcendence, and God are meaningless and uncoinable fictions because their referents cannot be demonstrated to exist.
2012, A. M. Olson, Transcendence and Hermeneutics, page 185: