BREAKNECK
    
Meaning of BREAKNECK in English
	
adjective
 Synonyms: fast 3, expeditious, expeditive, fleet, harefooted, hasty, quick, rapid, speedy, swift
	
	Merriam Webster.
	Collegiate thesaurus English vocabulary.
    	Английский энциклопедический словарь тезаурус.
	2003