application (the use of a thing) / inflection (of a verb, conjugation; of an adjective or noun, declension)

largely; mostly

a lot / a majority

erudite

erudition / an erudite gentleman, a well-read person

a male given name

knowledge

solution, settlement / (music) Progression from dissonance to consonance; a chord to which such progression is made; resolution

(transitive) solve, resolve, settle (a problem, a trouble, a criminal case) / (intransitive) be solved, be settled / (intransitive) can be solved; be soluble

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend