adjective
orthodox
OR-thuh-dahks/ˈɔːrθədɑːks/
Conforming to established or conventional practices.
At their civil wedding, the couple follows the orthodox custom of exchanging rings.

Etymology
Having the right opinion came to mean adhering to accepted traditional belief and practice.
More examples
- The chef uses orthodox cooking methods.
- Her solution follows orthodox practice.
Forms
orthodox
Similar words
- conventional
- In accordance with accepted custom.
- traditional
- Emphasizes practices handed down over time.