彼はここに１０分前にやってきた。

he; him; his; boyfriend

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

here (place physically close to the speaker, place pointed by the speaker while explaining); this place; these last (followed by a duration noun and a past sentence: time period before the present time of the speaker); these next ... (followed by a duration noun and a non past sentence: time period after the present time of the speaker); the next ...

at (place, time); in; on; during; to (direction, state); toward; into; for (purpose); because of (reason); for; with; by; from; as (i.e. in the role of); per; in; for; a (e.g. "once a month"); and; in addition to; if; although

one; best; first; foremost; beginning; start; bottom string (on a shamisen, etc.)

circle (sometimes used for zero); 'correct' (when marking); symbol used as a placeholder (either because a number of other words could be used in that position, or because of censorship); period; full stop; maru mark; semivoiced sound; p-sound

part; segment; share; ration; rate; degree; one's lot; one's status; relation; duty; kind; lot; in proportion to; just as much as

ago; before (some event); previously; (minutes) to (the hour); in front (of); before (e.g. the house); head (of a line); front (e.g. of a bus); fore part; in the presence of; helping; portion; privates; private parts

to come along; to come around; to turn up; to arrive at the present; to get where one is; to have been doing something (for a period of time)