a straight-laced person, a moralist, a prude

person, figure, personage / someone's character

serious, earnest / honest

seriousness / honesty

actual / sincere

actual / sincere

actual value / sincerity

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