noun
change; transition; vicissitudes
Refers to gradual, often inevitable change over time, especially in nature, seasons, or human affairs. Carries a poetic or literary tone.
季節の移ろいを感じる。
I feel the changing of the seasons.
人生の移ろいを静かに見つめる。
Quietly gaze at the vicissitudes of life.
noun
Specifically used for the fading of colors, sounds, feelings, or beauty. Often appears in classical or poetic descriptions.
花の色の移ろいを惜しむ。
Regret the fading of the flower's color.
移ろい is the noun form of the verb 移ろう, which means 'to change' or 'to fade'.
変化 is a general, neutral term for change, while 移ろい implies a poetic, gradual, and often melancholic transition.
Noun form of the verb 移ろう (utsurou), which derives from classical Japanese 移る (utsuru) with an iterative or durative suffix. The kanji 移 means 'shift' or 'change'.