What is the meaning of Preferable?

5-letter words containing

• 5-letter words containing r

• 5-letter words containing n

• 5-letter words containing k

• 5-letter words containing s

• 5-letter words containing d

5-letter words starting with

• 5-letter words starting with t

• 5-letter words starting with s

• 5-letter words starting with u

• 5-letter words starting with c

• 5-letter words starting with a

5-letter words in the middle

• 5-letter words in the middle z

• 5-letter words in the middle l

• 5-letter words in the middle e

• 5-letter words in the middle a

• 5-letter words in the middle r

5-letter words ending with

• 5-letter words ending with e

• 5-letter words ending with s

• 5-letter words ending with e

• 5-letter words ending with z

• 5-letter words ending with a

5-letter words excluding

• 5-letter words excluding o

• 5-letter words excluding b

• 5-letter words excluding c

• 5-letter words excluding i

• 5-letter words excluding e