The term 'PERFORM ON STAGE' can be broken down into four crossword solutions: PLAYACT (7 letters), ACT (3 letters), APPEAR (6 letters), and ENACT (5 letters). PLAYACT is a verb meaning to ACT out a play or skit, usually on a stage. ACT is also a verb meaning to take part in a performance, often on a stage. APPEAR is a verb meaning to show up or be present, often in a theatrical performance. ENACT is a verb meaning to perform or represent a role in a play or other theatrical production. All of these words refer to performing on a stage, either as an actor or in some other capacity.