Как по Английски будет сербонский

adjective

Of, relating to, or resembling lake serbonis, a shallow lagoon in north-eastern egypt, variously described in antiquity as being surfaced with sand, surrounded by marshland, or boggy and partly dry. frequently used allusively to refer something (especially a situation or predicament) from which it is difficult to extricate oneself, now especially in "serbonian bog".