Refers to the area along a river; often used in literary or formal contexts, such as descriptions of scenery or locations.
河畔を散歩するのが好きです。
I like taking a walk along the riverside.
He lives on the banks of the Seine.
そのホテルは河畔に建っている。
The hotel stands on the riverbank.
夕方、河畔を散歩するのが好きだ。
I like taking a walk along the riverside in the evening.
I had tea at a café by the riverside.
岸辺 is a poetic word for the shore or bank of water in general, whereas 河畔 specifically and formally denotes the area beside a river.
河畔 is a more formal, literary term for 'riverside', often used in written descriptions or place names, whereas 川沿い is the everyday word for describing something located along a river.
河畔 is a bookish, written-style word for riverside often seen in place names or literature, whereas 川端 is used freely in spoken Japanese.
湖畔 looks and sounds similar to 河畔 because both end in 畔, but 湖畔 means 'lakeside' while 河畔 means 'riverside'.
Compound of 河 (river) and 畔 (bank, shore). The reading かはん is the on'yomi for both characters.