What is the meaning of Malformed?

5-letter words containing

• 5-letter words containing b

• 5-letter words containing v

• 5-letter words containing p

• 5-letter words containing p

• 5-letter words containing e

5-letter words starting with

• 5-letter words starting with s

• 5-letter words starting with u

• 5-letter words starting with e

• 5-letter words starting with s

• 5-letter words starting with k

5-letter words in the middle

• 5-letter words in the middle d

• 5-letter words in the middle n

• 5-letter words in the middle s

• 5-letter words in the middle i

• 5-letter words in the middle i

5-letter words ending with

• 5-letter words ending with e

• 5-letter words ending with k

• 5-letter words ending with u

• 5-letter words ending with o

• 5-letter words ending with y

5-letter words excluding

• 5-letter words excluding s

• 5-letter words excluding n

• 5-letter words excluding b

• 5-letter words excluding y

• 5-letter words excluding i