to confuse, to mistake something for something else / to be wrong; to be incorrect / to make a mistake; to err

not always, not necessarily / not completely / not exactly, not strictly speaking, not technically

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

expresses a reason or cause, results in a conclusion / used to emphasize a certain point / used to explain a situation or circumstance

(obsolete) me / (obsolete) you

division; share / (competition) tie

訳ではない: it is not because / 訳ではない: it is not the case that, not

against one's will