2 adjectives to describe congeals

The abode of the nightingale is bare, Flowered frost congeals in the gelid air, The fox howls from his frozen lair: Alas, my loved one is gone, I am alone: It is winter.

Coffee has become colonized in France and America; the Pipe is a cosmopolite, and his blue, joyous breath congeals under the Arctic Circle, or melts languidly into the soft airs of the Polynesian Isles; but the Bath, that sensuous elysium which cradled the dreams of Plato, and the visions of Zoroaster, and the solemn meditations of Mahomet, is only to be found under an Oriental sky.

2 adjectives to describe  congeals