To Float
intransitive verb, godan verb
Because the hiragana ends with an う sound, you know this word is a verb. The kanji itself means float so the verb vocab version is to float.
うく
The reading comes from the reading you learned with the kanji. う!
スイカもカボチャも水に浮く。
Watermelons and pumpkins float in water.
お酒を飲んだら、宙に浮いているようなフワフワした感じになった。
After drinking, I felt light and floaty, as if I were floating in the air.
こんなとこでおっさん二人がおままごとをしてたら、完全に浮くだろ！
If we, two middle-aged guys, were playing house in a place like this, we'd totally stand out!
良かったら、お茶でもしない？おごるよ。ほしかったサングラスがセール中だったもんで、お金が浮いたんだよね。
Would you like to have some tea? I'll treat you. I got some money to spare because the sunglasses I wanted were on sale.