What is the meaning of Non-standard?

5-letter words containing

• 5-letter words containing z

• 5-letter words containing o

• 5-letter words containing b

• 5-letter words containing b

• 5-letter words containing c

5-letter words starting with

• 5-letter words starting with m

• 5-letter words starting with r

• 5-letter words starting with w

• 5-letter words starting with a

• 5-letter words starting with n

5-letter words in the middle

• 5-letter words in the middle l

• 5-letter words in the middle c

• 5-letter words in the middle r

• 5-letter words in the middle i

• 5-letter words in the middle a

5-letter words ending with

• 5-letter words ending with e

• 5-letter words ending with a

• 5-letter words ending with n

• 5-letter words ending with e

• 5-letter words ending with k

5-letter words excluding

• 5-letter words excluding e

• 5-letter words excluding l

• 5-letter words excluding v

• 5-letter words excluding t

• 5-letter words excluding n