2 adjectives to describe facer

This was more than enough for the much-enduring, much-perspiring shepherd, who, with a gleam of joy over his broad visage, delivered a terrific facer upon our large, vague, benevolent, middle-aged friend, who went down like a shot.

I shall bear it well enough presently; but it's an awful facer, old boy.

2 adjectives to describe  facer