隣の部屋の声が聞こえませんでしたか。

neighbor (neighbour); next to (esp. living next door to)

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

room; apartment; flat; pad; chamber; stable

voice

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

to be heard; to be audible; to be said to be; to be reputed

death

indicates a question (sometimes rhetorical); or; whether or not; some- (e.g. something, someone); indicates doubt, uncertainty, etc.; emphatic prefix; suffix forming adjectives or adverbs; in that way