SBD

silent but deadly

and SBD

mod. [pertaining to a release of intestinal gas] soundless but smelling horribly. Who floated that SBD air biscuit?

verb

Name	Pronounced	Usage
Gerlinde	ger-LIN-də (German), kher-LIN-də (Dutch)	German, Dutch
Columbanus	-	Late Roman
Ursa	-	Late Roman
Marjan (2)	-	Slovene, Macedonian, Serbian, Croatian
Hermione	hər-MIE-ə-nee (English)	Greek Mythology
Yaropolk	-	Medieval Slavic