understanding, comprehension / appreciation

(grammar) object

toil, hardship / worry, anxiety

toilsome, painstaking / worrisome

to toil, to work hard / to worry

understand, comprehend / appreciate

a purpose; a goal; an objective

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