變 電 站 biàn diàn zhàn : (transformer) substation

充 chōng : fill; satisfy; fulfill; to act in place of; substitute; sufficient; full

Big5: , Unicode: 5145 (充),
Links: MT, Cantonese, Ld, Chinese Language

代 dài : substitute; replace; generation; dynasty; geological era; era; age; period

Big5: , Unicode: 4ee3 (代),
Links: MT, Cantonese, Ld, Chinese Language

代 替 者 dài tì zhě : substitute

頂 [顶] dǐng : go against; most; peak; top; to replace; to substitute; a measure word (use with "hat")

Big5: , Unicode: 9802 (頂),
Links: MT, Cantonese, Ld, Chinese Language

內 容 nèi róng : content; substance; details

氣 體 qì tǐ : gas (i.e. gaseous substance)

掔 qiān : lead along; substantial

Big5: , Unicode: 6394 (掔),
Links: MT, Cantonese, Ld, Chinese Language

取 代 qǔ dài : substitute; to replace; to supplant

取 而 代 之 qǔ ér dài zhī : substitute; remove and replace (someone)

實 體 shí tǐ : entity; substance

實 質 shí zhì : substance

實 質 性 shí zhì xìng : substantive

替 tì : to substitute for; to take the place of; to replace; for; on behalf of; to stand in for

Big5: , Unicode: 66ff (替),
Links: MT, Cantonese, Ld, Chinese Language

坨 tuó : lump; spherical substance

Big5: , Unicode: 5768 (坨),
Links: MT, Cantonese, Ld, Chinese Language

炸 藥 zhà yào : explosive (substance)

質 [质] «貭» zhì : hostage; substance; nature; quality

Big5: , Unicode: 8cea (質),
Links: MT, Cantonese, Ld, Chinese Language