What is the meaning of σίγμα?

5-letter words containing

• 5-letter words containing t

• 5-letter words containing e

• 5-letter words containing m

• 5-letter words containing m

• 5-letter words containing e

5-letter words starting with

• 5-letter words starting with d

• 5-letter words starting with v

• 5-letter words starting with a

• 5-letter words starting with u

• 5-letter words starting with a

5-letter words in the middle

• 5-letter words in the middle g

• 5-letter words in the middle x

• 5-letter words in the middle u

• 5-letter words in the middle t

• 5-letter words in the middle w

5-letter words ending with

• 5-letter words ending with i

• 5-letter words ending with v

• 5-letter words ending with l

• 5-letter words ending with r

• 5-letter words ending with t

5-letter words excluding

• 5-letter words excluding b

• 5-letter words excluding a

• 5-letter words excluding m

• 5-letter words excluding e

• 5-letter words excluding r