* If you're spinning a letter from the alphabet: Consonants are more likely. There are 21 consonants and 5 vowels in the English alphabet.
* If you're spinning a random word: This is trickier. While consonants are more common in the alphabet, vowels are essential for forming words. It's hard to say definitively without knowing the specific language and word list you're using.
Let me know if you have a specific scenario in mind, and I can help you figure out the probability!