When is any other followed by a singular noun? When is it followed by a plural noun? Please give me an example

He performs better than any other classmate in the class

RELATED INFORMATIONS

1. Comparative + than + any other + noun singular, can it + noun plural
2. Is the plural form of countable noun after any other in winter is colder than any other seasons?
3. Is the noun kind plural or singular
4. So + adj + uncountable noun / plural noun, right
5. Is there so + adj. + plural noun / uncountable noun
6. Is it possible to use both countable noun and uncountable noun after "such" and "so"? I know if it's many little fee, use "so". But if it's other adj, such as "so nice follows" and "such nice flows", are they both right or which one is right? So much water and "such many match", please don't copy an answer to those I've seen As long as the answer can not and do a simple description on it!
7. So that is separated from such that What clauses do you lead to
8. Is there any rule for an English word to change into a noun, verb, adjective or adverb
9. What is the general rule of nouns changing into adjectives and adverbs in English?
10. What are the rules of nouns changing into adjectives and adverbs in English?
11. Is all the followed by singular or plural
12. What about the other followed by the singular and plural
13. Another after singular or plural
14. The other, the other, one more which can be followed by the plural noun?
15. There are other, others, the other, the other, the other, the other, the other, the other, and the other
16. Is the noun after any other singular or plural
17. All kinds of a kind of usage
18. What's the difference between what kinds of and what kind of?
19. How many different kinds of letters can you think of Please answer in English How is a letter different from an article?List three differences. one two three Will give him 30 points
20. Many different kinds