What is the meaning of Truth_function?

5-letter words containing

• 5-letter words containing l

• 5-letter words containing n

• 5-letter words containing i

• 5-letter words containing n

• 5-letter words containing a

5-letter words starting with

• 5-letter words starting with r

• 5-letter words starting with c

• 5-letter words starting with e

• 5-letter words starting with e

• 5-letter words starting with c

5-letter words in the middle

• 5-letter words in the middle s

• 5-letter words in the middle u

• 5-letter words in the middle i

• 5-letter words in the middle a

• 5-letter words in the middle t

5-letter words ending with

• 5-letter words ending with e

• 5-letter words ending with i

• 5-letter words ending with l

• 5-letter words ending with v

• 5-letter words ending with u

5-letter words excluding

• 5-letter words excluding u

• 5-letter words excluding k

• 5-letter words excluding e

• 5-letter words excluding z

• 5-letter words excluding t