From Wiktionary, the free dictionary
From Proto-Slavic *zьriteľь; equivalent to зра (zra, “to watch, look at”) + -тел (-tel, “er”).
зри́тел • (zrítel) m (feminine зри́телка)
- spectator, onlooker, (in plural) audience
- “зрител”, in Речник на българския език [Dictionary of the Bulgarian Language] (in Bulgarian), Sofia: Bulgarian Academy of Sciences, 2014
- “зрител”, in Речник на българския език [Dictionary of the Bulgarian Language] (in Bulgarian), Chitanka, 2010