an effort, an endeavor

to endeavor, to make an effort

much more; still more; all the more / (would) rather; sooner; might as well

Alternative form of 一層 (issō, “(would) rather; sooner; might as well”)

one layer; the bottom floor of a multi-storied building

even more, much more

needed, necessary

need, necessity

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