- phlegmatic
- adj1. phlegmatical, lethargic, lethargical, hebetudinous, listless; sluggish, lymphatic, slow, slow-moving, languid, indolent, torpid; inactive, inert, passive, supine, dormant, unmoving, inanimate, lifeless; apathetic, indifferent, unconcerned, nonchalant, uninterested, disinterested, unimpassioned; unresponsive, cool, cold, frigid, frosty, icy; impassive, dispassionate, unemotional, emotionless, passionless, stolid, stoical, stoic; unfeeling, insentient, insensible, unsensi-tive, insensitive, numb, dull.2. self-possessed, self-controlled, composed, poised, collected, Sl. together; level-headed, cool-headed, cool, equable, steady, balanced, equilibratory, equilibrious; even-tempered, equanimous, philosophical, moderate, temperate; imperturbable, unperturbable, Sl. unflappable, unexcitable; unexcited, unruffled, unflustered, undisturbed, unperturbed; calm, reposed, quiet, quiescent, still, placid, peaceful, tranquil, serene; untouched, unaffected, unmoved.
A Note on the Style of the synonym finder. 2014.