godan verb (-ku)
be absorbed in a play; get really into a play
Describes being deeply engrossed in a theatrical performance, often to the point of losing awareness of surroundings.
彼女は演劇付いて、終わった後も席を立てなかった。
She was so absorbed in the play that she couldn't leave her seat even after it ended.
Standard kanji spelling.
Kana spelling of the verb part, common in informal writing.
Similar meaning but uses 芝居 (play, drama) instead of 演劇; 芝居付く can sound slightly more colloquial or old-fashioned.
Compound of 演劇 (play, drama) + 付く (to be absorbed in, to be taken with). The verb 付く here is a suffix-like usage meaning 'to become deeply involved in'.