What is the meaning of Back-and-forth?

5-letter words containing

• 5-letter words containing i

• 5-letter words containing s

• 5-letter words containing r

• 5-letter words containing d

• 5-letter words containing m

5-letter words starting with

• 5-letter words starting with i

• 5-letter words starting with r

• 5-letter words starting with e

• 5-letter words starting with u

• 5-letter words starting with u

5-letter words in the middle

• 5-letter words in the middle f

• 5-letter words in the middle k

• 5-letter words in the middle e

• 5-letter words in the middle e

• 5-letter words in the middle u

5-letter words ending with

• 5-letter words ending with m

• 5-letter words ending with o

• 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 s

• 5-letter words excluding r

• 5-letter words excluding d

• 5-letter words excluding w

• 5-letter words excluding e