What is the meaning of Partial_sum?

5-letter words containing

• 5-letter words containing e

• 5-letter words containing r

• 5-letter words containing o

• 5-letter words containing s

• 5-letter words containing g

5-letter words starting with

• 5-letter words starting with o

• 5-letter words starting with f

• 5-letter words starting with n

• 5-letter words starting with e

• 5-letter words starting with c

5-letter words in the middle

• 5-letter words in the middle r

• 5-letter words in the middle c

• 5-letter words in the middle d

• 5-letter words in the middle u

• 5-letter words in the middle v

5-letter words ending with

• 5-letter words ending with e

• 5-letter words ending with z

• 5-letter words ending with q

• 5-letter words ending with o

• 5-letter words ending with e

5-letter words excluding

• 5-letter words excluding e

• 5-letter words excluding o

• 5-letter words excluding i

• 5-letter words excluding r

• 5-letter words excluding a