heater (device that produces and radiates heat)

warm a person or room

room (of a house or hotel), chamber, apartment, flat / (sumo) a stable where rikishi live and train together under a shisho oyakata (stable master)

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

cold (ambient temperature, as a winter day is cold) / (figuratively) fearful / (of a joke) terrible; not funny

to turn on, to switch on

cold

cold, chilly / (by extension) poor, poverty-stricken / midwinter, cold season