What is the meaning of Worst-case?

5-letter words containing

• 5-letter words containing o

• 5-letter words containing g

• 5-letter words containing r

• 5-letter words containing u

• 5-letter words containing e

5-letter words starting with

• 5-letter words starting with o

• 5-letter words starting with l

• 5-letter words starting with i

• 5-letter words starting with t

• 5-letter words starting with h

5-letter words in the middle

• 5-letter words in the middle i

• 5-letter words in the middle r

• 5-letter words in the middle l

• 5-letter words in the middle p

• 5-letter words in the middle t

5-letter words ending with

• 5-letter words ending with e

• 5-letter words ending with k

• 5-letter words ending with c

• 5-letter words ending with g

• 5-letter words ending with c

5-letter words excluding

• 5-letter words excluding s

• 5-letter words excluding l

• 5-letter words excluding c

• 5-letter words excluding e

• 5-letter words excluding a