老成

ろうせい

mature, becoming precocious

老成円熟

ろうせいえんじゅく

experience that comes with age

老ける

ふける

to age, to grow old

老いる

おいる

to age, to grow old

成る

なる

to result in, to prove to be

老

ろう

old age, age, old people, the old, the aged

年老いる

としおいる

to grow old

老老介護

ろうろうかいご

old people providing care for old people (parents, siblings, in-laws, etc.)

成る丈

なるたけ なるだけ

as much as possible, if possible

相成る

あいなる

to become (formal)

老いぼれる

おいぼれる

to become decrepit, to become senile

老境に入る

ろうきょうにいる ろうきょうにはいる

to be advanced in age

老木

ろうぼく

old tree

老雄

ろうゆう

aged hero

早老

そうろう

premature aging, premature ageing

野老

ところ やろう トコロ

Dioscorea tokoro (species of wild yam)

老女

ろうじょ

elderly woman, senior lady-in-waiting

宿老

しゅくろう

old men, elders, seniors, veterans

大老

たいろう

(Edo-period) chief minister