25B6; adjective FAST, quick, rapid, speedy, swift, breakneck, lightning, brisk; express, non-stop, whistle-stop; informal nippy, zippy, supersonic; poetic/literary fleet.
slow.
HIGH-SPEED
Meaning of HIGH-SPEED in English
Concise Oxford thesaurus English vocabulary. Краткий оксфордский словарь английского языка тезаурус. 2012