レベルアップ

noun, noun or participle which takes 'suru'

level up; raise the level; improve

Wasei-eigo from English 'level up'. Used for improving skills, status, or quality in games, business, and personal development. Often used as a suru-verb.

wasei-eigo (Japanese-coined English), from level up

• ゲームでキャラクターをレベルアップさせる。

  I level up my character in the game.

• 英えい語ご力りょくをレベルアップするために留りゅう学がく