M a n n e r
manor
The likely word is preferably (in a preferred manner).
That is the correct spelling of "adversely" (in an opposing manner).
The adverb is scientifically (in a logical or scientific manner).
That is the correct spelling of the adverb "caringly" (in a compassionate manner).
The correct spelling of the adverb is beautifully (in a beautiful manner).
That is the correct spelling of "unprofessional" (not in the proper manner, impolite).
That is the correct spelling of the adverb "evenly" (in a consistent manner).
That is the correct spelling of "horridly" (in a terrible or impolite manner).
The correct spelling is "outstretch" (to reach in an extended manner).
That is the correct spelling of the adverb "satisfactorily" (in an acceptable manner).
That is the correct spelling of the adjective "nobly" (in a noble or just manner).