Choose the verb manifest when someone shows something for everyone to notice. You might manifest your dislike of school food by stirring it around into a big pile of slop on your tray.
Coming from the Latin manifestus, "caught in the act," manifest can be used as an adjective or a noun as well as a verb. As an adjective, manifest is a formal way to say that something is apparent to the senses and is synonymous with evident, apparent, or clear. If you have strong feelings about something, they will be manifest on your face. A ship or plane's manifest is the list of cargo or passengers on a particular trip.