フッ軽かる

noun which may take the genitive case particle 'no', na-adjective

quickly adaptable; proactive; light on one's feet

Slang abbreviation of フットワークが軽い, used especially among young women to describe someone who is quick to act, easygoing, or readily joins activities.

See also: フットワークが軽い

• 彼かの女じょはフッ軽かるだから、急きゅうな誘さそいにもすぐ来きてくれる。

  She's so quick to respond that she'll come even to last-minute invitations.

• フッ軽かるな人ひとほど友とも達だちが多おおいよね。

  People who are light on their feet tend to have more friends, don't they?