What is the meaning of Non-functional?

5-letter words containing

• 5-letter words containing t

• 5-letter words containing d

• 5-letter words containing t

• 5-letter words containing k

• 5-letter words containing i

5-letter words starting with

• 5-letter words starting with e

• 5-letter words starting with r

• 5-letter words starting with a

• 5-letter words starting with i

• 5-letter words starting with o

5-letter words in the middle

• 5-letter words in the middle e

• 5-letter words in the middle a

• 5-letter words in the middle s

• 5-letter words in the middle a

• 5-letter words in the middle d

5-letter words ending with

• 5-letter words ending with p

• 5-letter words ending with l

• 5-letter words ending with f

• 5-letter words ending with r

• 5-letter words ending with p

5-letter words excluding

• 5-letter words excluding t

• 5-letter words excluding k

• 5-letter words excluding t

• 5-letter words excluding e

• 5-letter words excluding u