adulthood noun
ADJ. early, young
VERB + ADULTHOOD attain, reach children who lose their parents before reaching adulthood | make it to, survive into/to
PREP. during/in ~ His problems began in early adulthood. | into ~ Her childhood problems persisted into adulthood. | towards ~ a step towards adulthood
You can also check other dicts: adulthood (English, 中文解释 ), wordnet sense, Collins Definition