熟

maturity

being familiar with

unripe

deeply

premature baby

skill

maturing

ripeness

kanji compound

deliberation

proficiency

(degree of) maturity

sexual maturation

mature in age and wisdom

period of maturity

mellowness

mellow

ripe fruit

(sexually) attractive older woman

to digest

carriage

inexperienced person

middle-aged couple

immaturity

experience that comes with age

careful consideration

four-character compound word (esp. idiomatic)

(degree of) ripeness

four-character compound word (usu. idiomatic)

deliberation

to wait for a ripe moment

deliberative democracy

affinity maturation

unskillfulness

semiskilled worker

for the time to be ripe

meiosis

careful deliberation

expert

climacteric

proficiency level

one's carriage

inexperienced

careful consultation

kanji compound

postmature infant

skilled worker

staring at

divorce of a couple who have been married for a long time (often brought on by retirement of the husband)

neoteny

well-cooked food

soft boiled egg

immature ovum

being deliberate in council, and decisive in action

mastery

unskilled

maturity

orientation flight

full ripeness

laying low, awaiting one's chance

to manage (to do successfully)

reading assigned to a kanji compound whose constituent characters are related to the word's meaning but not its pronunciation

considering (a matter) carefully and silently

immature ovum

abundant harvest

to handle (skilfully)

experienced

proficiency

kanji proficiency test

kanji proficiency test

Saito's Idiomological English-Japanese Dictionary (1936)

one's full maturity

to ripen

to ripen (fruit, grain, etc.)

maturity

to be overripe

to ripen

reading carefully with appreciation

precocity

half-cooked

proficiency

sound sleep

late ripening

ripening and turning yellow

composting

ripe persimmon

boiling down

retinopathy of prematurity

careful inspection

fully matured compost

overripeness

smelling of (stale) liquor

careful reading

deep sleep

sarpis (type of butter)

to chew