What is the meaning of Compound_interval?

5-letter words containing

• 5-letter words containing c

• 5-letter words containing e

• 5-letter words containing i

• 5-letter words containing c

• 5-letter words containing s

5-letter words starting with

• 5-letter words starting with e

• 5-letter words starting with g

• 5-letter words starting with a

• 5-letter words starting with k

• 5-letter words starting with l

5-letter words in the middle

• 5-letter words in the middle v

• 5-letter words in the middle n

• 5-letter words in the middle b

• 5-letter words in the middle e

• 5-letter words in the middle e

5-letter words ending with

• 5-letter words ending with u

• 5-letter words ending with p

• 5-letter words ending with t

• 5-letter words ending with i

• 5-letter words ending with l

5-letter words excluding

• 5-letter words excluding a

• 5-letter words excluding t

• 5-letter words excluding p

• 5-letter words excluding c

• 5-letter words excluding g