This is the 593rd most frequent Hungarian word.
fordult
"Fordult" means "turned" in English.
In this context, 'fordult' is used to describe a physical movement of turning around.
Ő megfordult az ajtóban.
He turned around in the doorway.
Here, 'fordult' signifies a metaphorical change in the nature or mood of the conversation.
A beszélgetés komolyra fordult.
The conversation turned serious.
In this usage, 'fordult' describes the rotational movement of the key in the lock.