entirely; completely; for no other reason

Nazi (loanword)

the purest and most essential part of something

The National Socialist German Workers' Party (NSDAP), a political party in Germany active between 1919 and 1945.

the Narodniks, a 19th-century Russian populist group

the essential or most representative elements of a nation's cultural heritage

Nazi Germany (1933-1945)

The study of mathematical concepts independently of any application outside mathematics.