What is the meaning of Datum_line?

5-letter words containing

• 5-letter words containing t

• 5-letter words containing e

• 5-letter words containing e

• 5-letter words containing r

• 5-letter words containing i

5-letter words starting with

• 5-letter words starting with t

• 5-letter words starting with e

• 5-letter words starting with p

• 5-letter words starting with r

• 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 k

• 5-letter words in the middle t

• 5-letter words in the middle h

• 5-letter words in the middle u

5-letter words ending with

• 5-letter words ending with t

• 5-letter words ending with r

• 5-letter words ending with r

• 5-letter words ending with d

• 5-letter words ending with f

5-letter words excluding

• 5-letter words excluding f

• 5-letter words excluding i

• 5-letter words excluding a

• 5-letter words excluding r

• 5-letter words excluding n