IPA: /ˈspɔːrtskæstər/
KK: /ˈspɔrtskæstər/
A person who provides commentary and reports on sports events, usually on television or radio.
The sportscaster provided live updates during the football game.
Sportscaster → It is formed from "sport" (from Old French *desport*, meaning leisure or activity) and "caster" (from the verb "to cast", meaning to broadcast or transmit). The word "sportscaster" refers to a person who broadcasts or transmits information about sports events.
Think of someone who 'casts' or 'broadcasts' information about 'sports' — that's what a sportscaster does.
No commonly confused words.