superfluous Antonyms

running low in short supply game-changing inbuilt vital useful requisite required reasonable principal primary prime much needed sorely needed absolutely essential required badly really needed really necessary quite necessary like gold dust highly required highly needed highly necessary desperately needed absolutely necessary badly needed obligatory niggardly needful immanent fundamental focal expended essential deficient crucial critical chief central basic imperative important indispensable needed necessary must main key inwrought intrinsic