• 著あらわす — to write, to publish
• 著者ちょしゃ — author
• 著名ちょめい — well-known, notable
• 著作ちょさく — literary work
• 著いちじるしい — remarkable, striking
• 著書ちょしょ — book, publication
• 著述ちょじゅつ — writing, authorship

The upper part is the grass radical 艹, often used in words related to writing or publishing in ancient scripts. The lower part 者 represents a person, especially a doer or contributor. Together, the kanji indicates a person who expresses or publishes — hence “author,” “to write,” or “prominent.”

この本ほんは 有名ゆうめいな著者ちょしゃによって 著あらわされました。
This book was written by a famous author.

著いちじるしい 成長せいちょうを 見みせています。
They are showing remarkable growth.

チョ is the most common reading, seen in compound words like 著者 and 著名. The verb form uses あらわす, and the adjective uses いちじるしい to mean “remarkable.”