What is the meaning of Existential_type?

5-letter words containing

• 5-letter words containing v

• 5-letter words containing i

• 5-letter words containing l

• 5-letter words containing n

• 5-letter words containing m

5-letter words starting with

• 5-letter words starting with u

• 5-letter words starting with n

• 5-letter words starting with e

• 5-letter words starting with k

• 5-letter words starting with e

5-letter words in the middle

• 5-letter words in the middle c

• 5-letter words in the middle a

• 5-letter words in the middle c

• 5-letter words in the middle i

• 5-letter words in the middle s

5-letter words ending with

• 5-letter words ending with n

• 5-letter words ending with l

• 5-letter words ending with i

• 5-letter words ending with i

• 5-letter words ending with v

5-letter words excluding

• 5-letter words excluding k

• 5-letter words excluding l

• 5-letter words excluding s

• 5-letter words excluding s

• 5-letter words excluding e