I am allergic to - soy alérgico a _____
Allergy - alergia
The Latin word for 'allergy' is 'allergia' ('allergiae', if plural).
The likely adjective is "allergic" (having a medical allergy or sensitivity).
Having an allergy is a legitimate reason not to get a pet.
Allergy
It is 'arerugi.'
The little boy had a severe peanut allergy.
you just did
alert allerg/o
You're gonna hate this, but the word is...webcam. Yes, I know, it sounds weird, but a lot of words in Spanish, especially having to do with technology, are simply the English word pronounced in Spanish...in this case, the word "webcam" would be pronounced "wayb-cahm".
Aventura is a spanish language word. It can either mean to have an adventure. The word aventura can also mean that someone is having a marital affair. This second meaning is usually used as a slang word.
"Argentina" is the Spanish name for the English "Argentina". It is pronounced, however, according to Spanish convention, i.e. Ar-khen-TEE-nah. Argentina comes from "argente" which is an old Spanish word for silver as Argentina was known for having large silver deposits.