幼年|ようねんyounen[0]heiban (flat)

1. nounchildhood; infancy

• Synonym幼年時代ようねんじだいNeutralRefers to childhood as a stretch of time, often used in reminiscence; 「幼年」 itself points to the age range.
• Synonym幼時ようじWrittenWritten word for one's early childhood, used when recalling the past, as in 「幼時の思い出」.
• Synonym幼年期ようねんきWrittenWritten word for the childhood period; leans toward the technical sense of a developmental stage.
• Antonym老年ろうねんNeutralOld age; the opposite of the young age 「幼年」 covers.
• Antonym成年せいねんFormalFormal term for adulthood or legal majority; the opposite of the underage years 「幼年」 refers to.

Use 「幼年」 for the young age up to around elementary-school entry, as in 「幼年時代」 and 「幼年部」. To recall those years, 「幼時」 is the written choice; 「幼年期」 is a written, stage-of-development term. 「成年」 is the formal opposite (adulthood), 「老年」 old age.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 小学校しょうがっこう入学にゅうがく頃ころまでの年齢ねんれい。
2. 少年しょうねんのうち、より若わかい年齢ねんれい。スポーツなどでジュニアより下したの階級かいきゅう。フランス語ふらんすごのcadetの訳語やくご。