What is the meaning of Totally_ordered_set?

5-letter words containing

• 5-letter words containing t

• 5-letter words containing z

• 5-letter words containing g

• 5-letter words containing n

• 5-letter words containing d

5-letter words starting with

• 5-letter words starting with s

• 5-letter words starting with e

• 5-letter words starting with r

• 5-letter words starting with m

• 5-letter words starting with r

5-letter words in the middle

• 5-letter words in the middle g

• 5-letter words in the middle m

• 5-letter words in the middle a

• 5-letter words in the middle d

• 5-letter words in the middle e

5-letter words ending with

• 5-letter words ending with n

• 5-letter words ending with c

• 5-letter words ending with l

• 5-letter words ending with i

• 5-letter words ending with a

5-letter words excluding

• 5-letter words excluding c

• 5-letter words excluding a

• 5-letter words excluding e

• 5-letter words excluding a

• 5-letter words excluding g