A part
酸
Shown as a part of 3 words so far, read one way.
さん 3 words
- 酸化さんかoxidation
酸化 · here “acid”
- 酸性さんせいacidity
酸性 · here “acid”
- 酸素さんそoxygen
酸素 · here “acid”
Also written with 酸
These words contain the character in their spelling but show no breakdown that names it, so nothing is claimed about its role in them.