Having, showing, or characteristic of the temperament formerly believed to result from a predominance of phlegm among the bodily humours; not easily…

= phlegmatic, adj. 2. Now rare.

Lacking spirit; characterized by lack of animation, liveliness, or energy; (esp. of a person or animal) lacking courage or (now usually)…

Lacking courage, boldness, or mettle.

Destitute of spirit; spiritless.

From which one cannot be roused. Obsolete. (Cf. Seneca Epist. lxxxiii. 13 somnus inexcitabilis.)

= phlegmatic, adj. 2. Obsolete.

Of a person or a person's mind, etc.: not quick to take action, not quick in thinking; disinclined to be active or enterprising. Now rare.

Of persons: Dull, spiritless.