dhatu roop of pach is the dhatu roop of pach.
dhatu roop of tyaaj
The Dhatu roop of likh is likh.
The Dhatu roop of Raksh in Sanskrit is "Rakshati."
has dhatu ka lot lakar
dathu roop kra
jyujuh
stha
haha
patthi patthatH patthanti patthsi patthathH patthat patthami patthavH patthamH
The dhatu roop of 'ni' in atmanepada is 'neet' in present tense. For example, 'gam ni' becomes 'gachchati' in atmanepada form.
There several places on the internet where you can find Sanskrit Dhatu roop of nam. On Allbookez website you will find free downloads in the format of an eBook.