What is the meaning of σίγμα_τελικό?

5-letter words containing

• 5-letter words containing e

• 5-letter words containing a

• 5-letter words containing n

• 5-letter words containing r

• 5-letter words containing i

5-letter words starting with

• 5-letter words starting with o

• 5-letter words starting with a

• 5-letter words starting with i

• 5-letter words starting with u

• 5-letter words starting with i

5-letter words in the middle

• 5-letter words in the middle i

• 5-letter words in the middle n

• 5-letter words in the middle z

• 5-letter words in the middle c

• 5-letter words in the middle a

5-letter words ending with

• 5-letter words ending with e

• 5-letter words ending with l

• 5-letter words ending with e

• 5-letter words ending with b

• 5-letter words ending with y

5-letter words excluding

• 5-letter words excluding p

• 5-letter words excluding u

• 5-letter words excluding n

• 5-letter words excluding i

• 5-letter words excluding d