close, shut up / obstruct / occupy / satisfy, fulfill

(mouth) gag

to use / to employ / to make use of, to apply / to spend

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

mouth

use one thing for many purposes / work someone hard

to use one's head

(Buddhism) the mouth / (Buddhism) (by extension) one's speech, one's words / the mouthpiece of a flute