This is the 9509th most frequent Turkish word.
akılalmaz
"Unbelievable" or "incredible."
Here, "akılalmaz" is used as an adjective describing the situation as beyond understanding or incredible.
Bu olay tamamen akılalmaz bir durumdu.
This event was a completely inconceivable situation.
In this sentence, "akılalmaz" modifies "hızla" (speed), indicating something extraordinary.
Akılalmaz bir hızla koştu ve yarışı kazandı.
He ran with an inconceivable speed and won the race.
"Akılalmaz" here highlights the remarkable nature of the displayed talent.