skill (capacity to do something well)

improvement in academic ability, the arts, etc. / communication of opinions of those of lower rank to those of higher

improve, advance in one's studies / communicate opinions to those of higher rank

gradually, step by step, one after another

steps and steps; the process of something

the Japanese language

gradually

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