The word "theaterlike" can be replaced with several other synonyms based on the context of its usage. Some of the synonyms for "theaterlike" might include "dramatic", "spectacular", "showy", "grandiose", "theatrical", "ostentatious" or "extravagant." These synonyms associate with extravagance, style, and a pompous display while also highlighting a theatrical aspect. They are commonly used to describe anything that is designed to be displayed in an exaggerated manner or anyplace that exudes a certain theatrical vibe. In summary, "theaterlike" is a word that can be replaced with a plethora of synonyms, which fit seamlessly into a variety of contexts.