Millet - Baajra

"Millet"
In Urdu "Baajra" or Baajraa / Bajra / Bajraa

Gram Flour - Bayson

"Gram Flour" is also known as Chickpea Flour
In Urdu "Bayson" or Baison / Beson / Baysun / Baisun / Besun / Baysan / Baisan / Besan

Barley - Jau

"Barley" when ground is similar in appearance to wheat but rather coarse.
In Urdu "Jau" or Jaw / Jau / Jauw / Jow