• 到着とうちゃく — arrival
• 着物きもの — kimono (traditional clothing)
• 着陸ちゃくりく — landing (airplane)
• 着替きがえる — to change clothes
• 着信ちゃくしん — incoming call/message
• 発着はっちゃく — departure & arrival

The character 着 originally referred to "adhering" or "attaching." Over time, it came to represent “wearing” clothes and “arriving” at a location — both of which imply something reaching and settling into place.

新あたらしい服ふくを着きました。
I put on new clothes.

東京とうきょうに到着とうちゃくしました。
I arrived in Tokyo.