IPA: /ˈdrʌmˌbiːt/
KK: /ˈdrʌmˌbit/
The sound made when hitting a drum, or a repeated rhythmic sound that can symbolize ongoing support or pressure for a cause.
The drumbeat of the music made everyone want to dance.
Drumbeat → The word is formed from "drum" (from Middle English *drom*, meaning a percussion instrument) and "beat" (from Old English *beatan*, meaning to strike). Together, they describe the sound produced by striking a drum.
Imagine the sound made when you 'strike' ('beatan') a 'percussion instrument' ('drum') — that's what a drumbeat is.
No commonly confused words.