What is the meaning of 'ls?

5-letter words containing

• 5-letter words containing r

• 5-letter words containing e

• 5-letter words containing a

• 5-letter words containing a

• 5-letter words containing u

5-letter words starting with

• 5-letter words starting with e

• 5-letter words starting with h

• 5-letter words starting with e

• 5-letter words starting with c

• 5-letter words starting with l

5-letter words in the middle

• 5-letter words in the middle a

• 5-letter words in the middle o

• 5-letter words in the middle r

• 5-letter words in the middle l

• 5-letter words in the middle s

5-letter words ending with

• 5-letter words ending with a

• 5-letter words ending with o

• 5-letter words ending with n

• 5-letter words ending with w

• 5-letter words ending with t

5-letter words excluding

• 5-letter words excluding e

• 5-letter words excluding o

• 5-letter words excluding u

• 5-letter words excluding s

• 5-letter words excluding p