even if one says

stomach

to become empty

have space between, be open / become empty, unoccupied, vacated / become unused, free / become free (not busy) / become open (of a job etc.)

become empty (not crowded; not full) / become free (not busy)

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

to say, to tell somebody / to call, to name, to give a name / to cry, to call, to make a noise (such as an animal)

past tense and perfective aspect of 言う (iu, yū) [godan]