This is the 10151st most frequent Spanish word.
chikungunya
"Chikungunya" is a viral disease transmitted by mosquito bites, causing fever, joint pain, and other symptoms.
Here, 'chikungunya' is used as the name of a virus that causes disease, functioning as the subject of the sentence.
El chikungunya se transmite por el mosquito Aedes.
Chikungunya is transmitted by the Aedes mosquito.
In this sentence, 'chikungunya' is used as the object of the action 'prevenir,' indicating the disease being prevented.
Cuando viajé a una región tropical, me vacuné para prevenir el chikungunya.
When I traveled to a tropical region, I got vaccinated to prevent chikungunya.
Here, 'chikungunya' is used as a possessive context, showing symptoms related to the disease.