IPA: //ˈpleɪhaʊs//
KK: /ˈpleɪˌhaʊs/
A small building where children can play, often designed to look like a real house, or a place where performances and shows are held.
The children spent the afternoon playing in the colorful playhouse in the backyard.
Playhouse → It is formed from "play" (from Old English "plegian", meaning to engage in activity for enjoyment) and "house" (from Old English "hus", meaning a dwelling or shelter). A playhouse is a place where activities for enjoyment, particularly performances, take place.
Think of a place where you engage in enjoyable activities — 'play' means to have fun, and 'house' refers to a place. A playhouse is a house for fun activities.