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пращур n stresses
gen.	primogenitor; great-great-grandfather's father (Anglophile); forbearer (4uzhoj)
Gruzovik	forefather
context.	old man (Vladimir)
paleont.	primogenitor of the human race (MichaelBurov); progenitor (MichaelBurov); progenitor of man (MichaelBurov); ancestor (MichaelBurov); primeval man (MichaelBurov); primordial man (MichaelBurov)