Unwanted, actually, is not a real word. A better word for not needed would probably be unnecessary.
Unnecessary? It depends in what sentence you're putting it in. Hope I helped a little bit.
obsolete
another word for NEEDED starting with a D is dependable.
Necessary or desired
lacking of something needed
Surfeit.
Important
Necessary.
needed, crucial, relevant
Food
There are several synonyms for the phrase "as needed." Some examples of these synonyms might be "required," "necessitated or necessity," and "desired."
extraneous " not pertinent; irrelevant: an extraneous remark; extraneous decoration."
If an adjustment is needed for unearned revenues, the liability is overstated and the related revenue is understated before adjustment. Another word for revenue is income.
The likely word is "netted" (caught in a net, or slang for making a net revenue or profit.) Another similar word is "needed" (required, necessary).