phlegmatic

adj. 冷静的，冷淡的,冷漠的,无活力的

philatelic, philatelist, philately, philharmonic, philhellene, philhellenic, philippic, philistine, philistinism, philological, philologist, philology, philosopher, philosopher's stone, philosophical, philosophically, philosophize, philosophise, philosophy, phlebitis, phlegm, phlegmatically, phlox, phobia, phoenix, phon(o)-, phone, phone book, phone booth (also phone box), phone-in, phoneme, phonemic, phonemically, phonemics, phonetic, phonetic (Jones Consonants), phonetic (Jones Vowels), phonetic (K.K. Consonants), phonetic (K.K. Vowels), phonetically, phonetician,