phlegmatic

adjective
Definition of phlegmatic:

showing little emotion


Synonyms of phlegmatic:

phlegmatical, apathetic, indifferent, stoic, listless, sluggish, languid, lethargic, cool, slow, impassive


Opposite/Antonyms of phlegmatic:

flirty, business-minded, fervent, sentimental, active, clairvoyant, demonstrative, zealous


Sentence/Example of phlegmatic:

The masculine heroes are phlegmatic, resourceful and stoical.