specialist; expert

speciality/specialty; subject of study; subject of expertise; area of interest; profession

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

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

yeah, sure (interjection of understanding and mild dismissal)

(childish) crawling of a baby

(childish, of a baby) to crawl

yes; okay; understood, got it / yes; here; present / right; so (I agree) / uh-huh (I’m hearing) / sorry? (What did you say?) / go, start; stop, time's up (expressing a timing)