take part in

compilation (of dictionaries etc.)

to compile

many years

(used with negatives) for a long time

many years / a long lifespan

a letter of resignation / a formal document of abdication when one emperor steps down and a new emperor ascends the throne

(obsolete) a letter of resignation

a dictionary (publication that explains the meanings of an ordered list of words)

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