始まる

အွန်

始:シ

ခွန်

始:はじ(める)

授業は九時に始まります。

Class starts at 9.

Pay attention to the conjugation pattern. Practice te-form, nai-form, and ta-form until they feel natural. Check if there's a transitive/intransitive pair — learning both together is very efficient. A fundamental N5 word — you'll use this in almost every conversation.