A part
真
Shown as a part of 3 words so far, read one way.
しん 3 words
- 真剣しんけんseriousness, earnestness
真剣 · here “true”
- 真空しんくうvacuum
真空 · here “true”
- 真実しんじつtruth, reality
真実 · here “reality”
Also written with 真
These words contain the character in their spelling but show no breakdown that names it, so nothing is claimed about its role in them.