The kid was very studious and tried hard.
Contrary to expectations, the atmosphere in the library did not assist the children to be more studious.
comaparative : more industrious superlative: most industrious
"Studios" is a plural noun. Nouns don't have a comparative or superlative degree. If you meant studious, that would be more studious and most studious.
Yes
Slang for a studious person .
Finals week is a very studious time.
Contrary to expectations, the atmosphere in the library did not assist the children to be more studious.
She was known for being a studious student, always seen with her nose buried in a book.
The glasses made her look very studious. The studious group met every day to review their notes. The scholar's studious habits helped him maintain his 4.0 gpa.
most studious
"The laboratory was crowded with a variety of studious scientists."i have a laboratory in my basement
Studiousness.
You underestimate yourself, you already have... Yours, Mr Miyagi xxxxxxxx The boy proved to be a very able and studios pupil.
More studious
more studious, most studious
comaparative : more industrious superlative: most industrious
"Studying" is not a superlative, as it is not an adjective. "Most studious" is a superlative of "studious."