Q: Does the word "pack" mean the same thing in "Such odd-shaped items do not pack well." and "She packs a gun when she goes into the mountains."?

A: different meanings

Q: Does the word "classify" mean the same thing in "Should we classify "make up" as an idiom or as a phrasal verb?" and "She classified the works as 'dangerous'."?

A: the same meaning

Q: Does the word "class" mean the same thing in "The class of all sets is not a set." and "There are two classes of detergents."?

A: the same meaning

Q: Does the word "say" mean the same thing in "I can not say 'zip wire'." and "Please say your name slowly and clearly."?

A:
the same meaning