IPA: /ˌsɛmɪˈfaɪnəl/
KK: /ˈsɛmɪˌfaɪnəl/
Relating to the round before the final in a competition, especially in sports or contests.
The team played exceptionally well in the semifinal match.
A competition or match that comes before the final round, often determining who will compete in the final.
The team won their semifinal and advanced to the championship game.
Semifinal → It is formed from "semi-" (meaning half) and "final" (from Latin "finalis", meaning pertaining to the end). The word "semifinal" refers to a match or round that is half of the final stage, determining who will advance to the final.
Think of 'semi-' meaning half, and 'final' meaning the end — a semifinal is a match that is half of the way to the final.
No commonly confused words.