A specialized vocabulary is a set of words or phrases that are used in a particular field or profession. The crossword solutions for this term are IDIOM (5 letters), ARGOT (5 letters), LINGO (5 letters), and IDIMO (5 letters). An IDIOM is a phrase or expression that has a figurative meaning, which is different from its literal meaning. ARGOT is a type of slang used by a particular group of people, such as criminals or members of a certain profession. LINGO is a type of language or jargon that is used by a particular group of people. Idimo is a type of language or jargon that is used by a specific group of people, such as a family or a close-knit community.