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

high, tall / superior / 高価い: expensive

a house / one's own home / a home, household / a family

a piece of research, a study, investigation

to research, to study

height

scholarship; learning; knowledge

expert, special

underestimation, undervaluation