This is the 4414th most frequent Turkish word.
alerjisi
"Allergy to" or "allergy."
In this sentence, 'alerjisi' refers to Ahmet's allergy to peanuts specifically, which is a medical condition.
Ahmet'in fıstıklara alerjisi var.
Ahmet is allergic to peanuts.
Here, 'alerjisi' specifies an allergy to the season of spring, possibly due to pollen or weather changes.
Bahara karşı alerjisi olduğunu söyledi.
He said he is allergic to spring.
In this context, 'alerjisi' indicates allergies to specific medications, highlighting a sensitivity to certain substances.