| Cant |
| Idiom |
| Slang |
| Lingo |
| Patois |
| Jargon |
| Dialect |
| Shoptalk |
| Slanguage |
| Teen talk |
| Shop talk |
| Shop lingo |
| Crookspeak |
| Vernacular |
| Trade talk? |
| Shop jargon |
| Street talk |
| Local lingo |
| Slang; idiom |
| Group jargon |
| Secret lingo |
| Street lingo |
| Industry talk |
| Insider lingo |
| Legalese, say |
| Special lingo |
| Local dialect |
| Pedagese, e.g. |
| Idiomatic talk |
| Legalese, e.g. |
| In-group lingo |
| In-group jargon |
| Insiders' talk? |
| Lawyerese, e.g. |
| Villon used it. |
| Exclusive lingo |
| Underworld talk |
| Academese, e.g. |
| Insider's lingo |
| Secret language |
| Criminals' slang |
| Gang's slanguage |
| Trade talk, e.g. |
| Groupspeak, e.g. |
| Journalese, e.g. |
| Crookspeak, e.g. |
| Specialized talk |
| In-group language |
| Jargon — patois |
| Street talk, e.g. |
| Underworld tongue |
| Arcane vocabulary |
| Specialized lingo |
| Specialized idiom |
| Talk of the town? |
| Computerese, e.g. |
| Specialized slang |
| Insider's language |
| Street slang, e.g. |
| Specialists' idiom |
| Professional slang |
| Specialized jargon |
| Special vocabulary |
| One may end in "ese |
| Idiomatic vocabulary |
| Specialized language |
| Insiders vocabulary |
| Criminals' slang, e.g. |
| Techspeak or shop talk |
| Distinctive vocabulary |
| Specialized vocabulary |
| Professional vocabulary |
| Talk for a select group |
| Job-specific vocabulary |
| Professional terminology |
| Laymen don't understand it |
| Distinctive vocabulary group |
| Language confusing to laymen |
| Language of a particular group |
| Word from the French for "slang |
| Part of a newbie's learning curve |
| Jargon from a mixed-up Florida athlete? |