The kanji 浮 primarily conveys the concept of "floating," "rising," or "being afloat." It suggests something that is not sinking, but rather is supported by a liquid or a force, or is appearing on the surface or in the air. It also extends to the idea of something being unstable, fleeting, or not firmly established.

・On-yomi (音読み): フ（fu） ・Kun-yomi (訓読み): う（か）-く（u(ka)-ku） う（う）-かぶ（u(u)-kabu）

⚫︎ 浮（う）かぶ Translation: to float; to come to mind ⚫︎ 浮（ふ）気（き） Translation: infidelity; a love affair ⚫︎ 浮（ふ）上（じょう） Translation: surfacing; coming to the surface

The kanji 浮 is a phono-semantic compound (形声文字). It combines the water radical (氵) on the left, indicating it's related to water, with the phonetic component 孚 (fu) on the right. 孚 originally depicted a bird's claw, later associated with the idea of "trust" or "hatching." Together, the components suggest something that is supported and held up by water, hence the meaning "to float." The evolution of the character reflects the gradual association of the concepts of floating and being supported with the original meaning of trust and care.