Growing in many ways with 成長

Kanji Explanation: Becoming and accomplishing with 成

Mina buys a can of coffee, even though she’s bad at bitter drinks. When her friends question her, she says she’s grown up a bit and should be able to drink it.

サナエ:: 「どのへんが大人(おとな)になったのよ。」; “What part of you has grown up?”
ミナ:: 「私(わたし)だっていろいろ成長(せいちょう)してるの！」; “I've grown in lots of ways!”