歳さい月げつ

さ

い

げ

つ

Common wordJLPTN1Freq.FrequencyTop 20,000

Meanings

Refers to the passage of a long span of time, often with a sense of accumulation or change. Used both as a noun and adverbially.

〈数かず〉の歳さい月げつが流ながれるa span of years passes by
彼かれが去さってから十じゅう年ねんの歳さい月げつが流ながれた。
Ten years have passed since he left.
〈数かず〉の歳さい月げつを経へるto pass through a long span of years
この寺てらは千せん年ねんの歳さい月げつを経へて今いまも残のこっている。
This temple has survived through a thousand years.
長ながい歳さい月げつをかけるto spend a long span of years on something
長ながい歳さい月げつをかけてこの橋はしは完かん成せいした。
This bridge was completed over a long span of years.
〈事こと〉に歳さい月げつがかかるsomething takes many years
この技ぎ術じゅつの開かい発はつには長ながい歳さい月げつがかかった。
The development of this technology took many years.

年とし月つきN3
年月 means 'years and months' or the passage of time in a neutral, everyday way, while 歳月 carries a more literary, reflective tone about the weight of time passing.
月つき日ひN2
月日 is a common, plain word for the passing of days and months, whereas 歳月 is more formal and literary, often used to evoke a long, meaningful span of years.
時じ間かんN5
時間 is the general word for time as a measurable quantity or clock time, while 歳月 specifically emphasizes the flow and accumulated weight of many years.
春しゅん秋じゅう
歳月 is the common literary word for 'years and months passing', while 春秋 uses the two seasons as a poetic metaphor for the same idea.
年としN5
歳月 is a literary word for the passage of years or time, whereas 年 simply means a year in ordinary speech.

Compound of 歳 (sai, 'year, age') and 月 (getsu, 'month'). The combination conveys the idea of years and months passing, i.e., the flow of time.