noun:

• stone implement (e.g. stone age arrowheads); stone tool

noun:

• new adult (in Japan, 20-year-old who has their coming-of-age ceremony within that year)

noun:

• juvenile Japanese sea perch (under two years of age and 25 cm in length) ➜ 鱸

noun:

• juvenile Japanese sea perch (usu. 2-3 years in age and 40-60 cm in length) ➜ 鱸

suffix:

• decade (of age); the ...ties

noun:

• shoulder pain (at about age forty)

noun:

• irrespective (e.g. of age); without discrimination; without distinction - often as ...の別なく

noun:

• young man (in the Edo period, esp. one with forelocks who has not yet had his coming-of-age ceremony)
• young male prostitute; young kabuki actor (who may also act as a homosexual prostitute)
• younger partner in a homosexual relationship ➜ 念者【ねんしゃ】

expression / noun:

• longevity celebration (of age 42, 61, 70, 77, 80, 88, 90 or 99)

noun:

• toddler clothes (by children after age 3, before age 5); baby clothes

noun:

• marriage-oriented society (in which most people are married, usu. at a young age)

ichidan verb:

• to become hollow (with age, illness, etc.); to be scrawny; to be thin

expression:

• around 40 (years of age, esp. women) - From English ➜ アラフィフ

godan ~る verb / intransitive verb:

• to bow (of one's back, e.g. due to age); to bend

noun:

• the eight kinds of suffering (birth, old age, disease, death, parting from loved ones, meeting disliked ones, not getting what one seeks, pains of the five skandha) - Buddhism term

noun:

• national holiday that has been moved to a Monday (e.g. Coming-of-Age Day) - From English "happy Monday" ➜ 成人の日

noun:

• the eighties (age, years, etc.)

expression:

• around 50 (years of age, esp. women) ➜ アラフォー

noun:

• Chibanian (proposed geologic age)

noun:

• the four kinds of suffering (birth, old age, disease, death) - Buddhism term

noun:

• stiff shoulders (owing to age)
• frozen shoulder

conjunction:

• as X, then Y (e.g. as we age we gain wisdom, as wine matures it becomes more valuable, etc.)

expression:

• as (e.g. "do as one is told", "as we age we gain wisdom"); wherever (e.g. "wherever my fancy took me") ➜ 儘【まま】・儘【まま】

noun:

• the same (age, social status); peer - colloquialism

~たる adjective / ~と adverb:

• vigorous (in old age); hale and hearty