(Internet slang) kana initials

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

writing, notation, transcription / textual representation; spelling

write, note, transcribe / be represented in text

message / statement / speech

short, brief / short, brief (in time) / short (in space, from one point to another) / short, brief (in length, such as a text or speech) / (archaic) short (in height)

(Ibaraki dialect) short, brief

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