(idiomatic) it's no big deal, it's not the end of the world (if you do it)

to be late, to be tardy / to become late, to fall behind

To be reduced or decrease in size or quantity; to become fewer

a little; slightly

a little; a few

little by little

(colloquial) Alternative form of もう少し (mō sukoshi)

(with negative sentences) anything of, not one bit

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