to decide to do something: to do something on purpose / to perform a maneuver, to carry out a tactical action / to decide on an opinion: to believe in an opinion firmly

unnecessary / useless / unused

being unnecessary / uselessness / being unused

to throw away / to abandon / to desert; to jilt

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

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

(idiomatic) to make up one’s mind, to decide

nonessential and nonurgent

small okurigana used with kanbun, sutegana / small kana used for diphthongs, sutegana