彼は病院で気が付いた。

he; him; his; boyfriend

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

hospital

indicates location of action; at; in; indicates time of action; indicates means of action; cause of effect; by; and then; so; indicates continuing action; indicates certainty, emphasis, etc.

spirit; mind; heart; nature; disposition; motivation; intention; mood; feelings; atmosphere; essence

indicates sentence subject (occasionally object); indicates possessive (esp. in literary expressions); but; however; still; and

to be attached; to be connected with; to adhere; to stick; to cling; to remain imprinted; to scar; to stain; to dye; to bear (fruit, interest, etc.); to be acquired (of a habit, ability, etc.); to increase (of strength, etc.); to take root; to accompany; to attend; to follow; to study with; to side with; to belong to; to possess; to haunt; to be lit; to be lighted; to be settled; to be resolved; to be decided; to be given (of a name, price, etc.); to be sensed; to be perceived; to be lucky; to become (a state, condition, etc.)