Parlous

Thou art in a parlous state, shepherd.

Source: tatoeba (10656952)

The situation became parlous when the weather made resupply impossible.

Source: wiktionary

[B]ables and comedies are parlous fellowes to decipher, and diſcourage men (that is the point) with their wittie flowtes and learned jerkes, enough to laſh any man out of countenance.

Source: wiktionary

The tongue is a sharp and parlous weapon, which we are bound to keep up in the sheath, or never to draw forth but advisedly, and upon just occasion; it must ever be wielded with caution and care: to brandish it wantonly, to lay about with it blindly and furiously, to slash and smite therewith any that happeth to come in our way, doth argue malice or madness.

Source: wiktionary