3 adjectives to describe vim

He always had considerable physical vim, as I found the Sunday after he first came, when he accompanied Evan upon one of his long walks, and was not used up by it.

He even put a little extra vim into his merriment in the hope of raising his chum's drooping spirits.

He even put a little extra vim into his merriment in the hope of raising his chum's drooping spirits.

3 adjectives to describe  vim