ortho
Meaning: straight, correct
Example ⎆
orthodox
ollowing or conforming to the traditional or generally accepted rules or beliefs of a religion, philosophy, or practice.
orthodontist
a dentist who is qualified to treat irregularities in the teeth and jaws.
orthopedic
relating to the branch of medicine dealing with the correction of deformities of bones or muscles
unorthodox
contrary to what is usual, traditional, or accepted; not orthodox.