Yes, "turned" is a word. It is the past tense of the verb "turn," meaning to move or rotate something so that it faces a different direction.
The past participle of "turn" is "turned."
Reject
condensation
turned around
The maize turned nomads into farmers.
Another word for turned is rotated. Another is pivoted. The phrase "changed to" is also an option. Example sentence: Last fall, the leaves changed to red. Last fall, the leaves turned red.
Turned upside down.
There is 1 syllable.
liquefaction
together
Turned upside down.