What is the meaning of Escape_sequence?

5-letter words containing

• 5-letter words containing r

• 5-letter words containing a

• 5-letter words containing a

• 5-letter words containing r

• 5-letter words containing m

5-letter words starting with

• 5-letter words starting with e

• 5-letter words starting with x

• 5-letter words starting with n

• 5-letter words starting with e

• 5-letter words starting with l

5-letter words in the middle

• 5-letter words in the middle s

• 5-letter words in the middle c

• 5-letter words in the middle m

• 5-letter words in the middle i

• 5-letter words in the middle k

5-letter words ending with

• 5-letter words ending with z

• 5-letter words ending with o

• 5-letter words ending with t

• 5-letter words ending with u

• 5-letter words ending with s

5-letter words excluding

• 5-letter words excluding h

• 5-letter words excluding y

• 5-letter words excluding l

• 5-letter words excluding a

• 5-letter words excluding o