The most common Korean word for “inform” is 알리다 (allida). There is one more word with a similar meaning — compare them below. 「inform」는 한국어로 알리다.
to inform; to let know
TOPIK 1 · verb
to inform; to let know
TOPIK 1 · verb
Words and levels: TOPIK I essentials (National Institute of Korean Language standard curriculum, KOGL Type 1) · examples: Cheesepotato