How to spell PRURE correctly?

The misspelling "prure" could possibly be corrected to "pure" or "prune". However, without context, it's difficult to determine the intended word.

• Prude She was considered a prude by her classmates because she never joined in their conversations about sex.
• Prune I need to prune the branches of the tree in my yard before they get too tangled.
• Pure The snow on the mountain is a pure white.

Excatally

• exact
• exacted
• exactingly
• exactly
• exacts
• executable
• exotically
• extol
• inexactly
• oxtail