Synonyms of the word 
PHLEGMATICAL → PHLEGMATIC - UNEMOTIONAL
phlegmatical
- adj. phlegmatic.
phlegmatic
- adj. Not easily excited to action or passion; calm; sluggish.
- adj. (archaic) Abounding in phlegm.
- adj. Generating, causing, or full of phlegm.
- adj. Watery (clarification of this definition is being sought).
- n. One who has a phlegmatic disposition.
unemotional
- adj. Showing little or no feeling.
- adj. Reasoned and objective, involving reason or intellect rather than feelings.
If you are interested in words, visit the following sites :
- wiktionary.org/phlegmatical For complete definition of a word
- 1word.ws/phlegmatical to play with words, suffixs, prefixs, etc.