inessential
ines·sen·tial
adjective
1.
not basic or fundamental
2.
not absolutely necessary
noun
Origin
From in- + essential.
Related words
Word family
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WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.