失去了妳

去 qù

verb | adverb
: to go; to go to (a place)
: to leave; to depart
: (of a time etc) last
: just passed
: to send
: to remove; to get rid of; to reduce
: to be apart from in space or time
: to die (euphemism)
: to play (a part)
: (when used either before or after a verb) to go in order to do something
: (after a verb of motion indicates movement away from the speaker)
: (used after certain verbs to indicate detachment or separation)

去る | さる saru

godan verb with ru ending | intransitive verb
: to leave; to go away
: to pass; to elapse
: to be distant
: to send away; to drive off; to divorce
: (after a -masu stem, esp. of a suru verb) … completely
: (Pre-noun adjectival) last … (e.g. “last April”)

去ぬ | いぬ inu

godan verb with nu ending
: (Archaism) to go
: to pass (of time)
: to die
: to go bad; to rot
: (Kansai dialect) to go home

去なす | いなす inasu

godan verb with nu ending
: to parry; to sidestep; to let go; to chase away