Adjective
Insatiable; as, insatiate thirst.
Source: Webster's dictionaryInsatiate archer could not one suffice Thy shaft flew thrice, and thrice my peace was slain And thrice, ere thrice yon moon had filled her horn. Edward Young
An insatiate lust of conquest transmutes manslaying into a virtue; and, amongst more races than one, implacable revenge has made assassination a duty. A clever theft was praiseworthy amongst the Spartans; and it is equally so amongst Christians, provided it be on a sufficiently large scale. Herbert Spencer
an insatiate appetite Source: Internet
an insatiable demand for old buildings to restore Source: Internet
his passion for work was unsatiable Source: Internet