(product development) project

linchpin

project (planned endeavour)

person, figure, personage / someone's character

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

project management

character (a being in a story)

(colloquial) current boyfriend