彼は学校の者を合わせたよりもっとよく物を知っていた。

he; him; his; boyfriend

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

school

indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question

person

indicates direct object of action; indicates subject of causative expression; indicates an area traversed; indicates time (period) over which action takes place; indicates point of departure or separation of action; indicates object of desire, like, hate, etc.

to match (rhythm, speed, etc.); to join together; to unite; to combine; to add up; to face; to be opposite (someone); to compare; to check with; to cause to meet (e.g. an unpleasant fate); to place together; to connect; to overlap; to mix; to combine; to put blade to blade; to fight

than; from; out of; since; at; on; except; but; other than; more

(some) more; even more; longer; further

nicely; properly; well; skillfully; skilfully; frequently; often

thing; object; article; stuff; substance; one's things; possessions; property; belongings; things; something; anything; everything; nothing; quality; reason; the way of things; used to emphasize emotion, judgment, etc.; used to indicate a common occurrence in the past (after a verb in past tense); used to indicate a general tendency; used to indicate something that should happen; item classified as ...; item related to ...; work of ...; cause of ...; cause for ...; somehow; somewhat; for some reason; really; truly

to be aware of; to know; to be conscious of; to cognize; to cognise; to notice; to feel; to understand; to comprehend; to grasp; to remember; to be acquainted with (a procedure); to experience; to go through; to learn; to be acquainted with (a person); to get to know; to concern