However, if you're looking for a word that has a similar meaning but a different spelling, there isn't one that's directly related to the word "gorilla" itself. "Gorilla" is a unique word that doesn't have close synonyms.
To help me understand what you're remembering, can you tell me:
* What was the word used in relation to? Was it in a story, a song, a book, or something else?
* What is the context of the word you remember? What was happening around it?
* What is the general meaning you associate with the word?
The more information you can provide, the better I can help you figure out what word you're thinking of.