Void of essence, or real being.
Not needed; unnecessary; irrelevant
More than enough; overabundant; excess; superfluous
(Rare) Without essence or existence; immaterial
Open to objection
The definition of exorbitant is something that is excessive or goes beyond reasonable.
The definition of futile is something that won't succeed or is unimportant.
Not strictly necessary; dispensable:
Supplemental or added to something.
Left to one's option, or choice; not compulsory; elective
Capable of being vacated; liable to be annulled or made invalid; voidable.
Subject to dispensation, as a vow or church law.
Being more than is usual, required, or permitted:
Used to fill out a sentence, line, etc.
The definition of lavish is very generous or abundant.
Having little or no importance; not essential.
Not pertinent; irrelevant
The definition of surplus is something that is in excess of what you need.
The definition of chance is accidental or not expected or planned.
The definition of haphazard is something disorganized or without any particular order to it.
Lacking worth; of no use or value.
The definition of random is an action that happens without order or without reason.
The definition of indispensable is essential or absolutely necessary.
The definition of casual is someone or something relaxed, occasional, not planned or informal.
To act in advance of; get ahead of; anticipate
The definition of essential is completely necessary or part of the basic nature of something.
(Obs.) Undisciplined; unmanageable
The definition of fortuitous is happening by chance.
Find another word for unnecessary. In this page you can discover 67 synonyms, antonyms, idiomatic expressions, and related words for unnecessary, like: unessential, needless, unwarranted, uncalled-for, irrelevant, superfluous, redundant, inessential, objectionable, gratuitous and needed.