German ⇄ Bulgarian Czech Danish Dutch English Estonian Finnish French German Greek Hungarian Irish Italian Japanese Latvian Lithuanian Maltese Polish Portuguese Romanian Russian Slovene Spanish Swedish

SIS abbr.
abbr.	Stellen-Informations-Service
SI abbr.
abbr.	Sozialistische Internationale
abbr., IT	Soziale Intelligenz
abbr., topon.	Slowenien (Лорина)
Si abbr.
abbr., chem.	Silizium
SIS abbr.
abbr., crust.	Schengener Informationssystem (Лорина)