What is the meaning of ②?

5-letter words containing

• 5-letter words containing i

• 5-letter words containing i

• 5-letter words containing h

• 5-letter words containing e

• 5-letter words containing t

5-letter words starting with

• 5-letter words starting with c

• 5-letter words starting with t

• 5-letter words starting with o

• 5-letter words starting with n

• 5-letter words starting with e

5-letter words in the middle

• 5-letter words in the middle a

• 5-letter words in the middle p

• 5-letter words in the middle e

• 5-letter words in the middle n

• 5-letter words in the middle o

5-letter words ending with

• 5-letter words ending with e

• 5-letter words ending with w

• 5-letter words ending with e

• 5-letter words ending with n

• 5-letter words ending with k

5-letter words excluding

• 5-letter words excluding n

• 5-letter words excluding e

• 5-letter words excluding i

• 5-letter words excluding y

• 5-letter words excluding s