沉默是金

silence is golden (idiom)

to submerge / to immerse / to sink / to keep down / to lower / to drop / deep / profound / heavy

taciturn / uncommunicative / silent

silent / to write from memory

variant of 是[shi4] / (used in given names)

to be (followed by substantives only) / correct; right; true / (respectful acknowledgement of a command) very well / (adverb for emphatic assertion)

surname Jin / surname Kim (Korean) / Jurchen Jin dynasty (1115-1234)

gold / chemical element Au / generic term for lustrous and ductile metals / money / golden / highly respected / one of the eight categories of ancient musical instruments 八音[ba1 yin1]