semantics (as a field of study), semasiology

(colloquial) Clipping of 意味深長 (imishinchō).

meaningless

meaningful; suggestive; significant

Chinese (any language spoken in China) / Chinese (class of languages) / Chinese (Mandarin)

the Chūgoku region (western part of Honshu comprising the prefectures of Okayama, Hiroshima, Yamaguchi, Tottori, and Shimane)

China Standard Time

sinicization

(humanities) sinology

China, as opposed to Japan and other islands / mainland China