signal, cue / (sciences) phase diagram

to give a signal

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 send; to dispatch / to see off, to take (somebody somewhere), to escort / to play back / (linguistics) to add okurigana / to pass the time / to see off a deceased person

To send

imperfective and stem (or continuative) forms of 送る (okuru) [ichidan]

(chiefly women's speech) first person singular pronoun: I, me

(polite) first-person singular pronoun: I, me