- Sik
- Sik-K
- Sik-Sik, l'artefice magico
- SikTh
- Sika
- Sika (azienda)
- Sika (wrestler)
- Sika Koné
- Sikaiana
- Sikana
- Sikandar Begum
- Sikandar Lodi
- Sikanderpur
- Sikanderpur (Ballia)
- Sikanderpur (Kannauj)
- Sikandra
- Sikandra Rao
- Sikandrabad
- Sikania (traghetto)
- Sikannisuchus huskyi
- Sikar
- Sikasso
- Sikatuna
- Sikelia
- Sikenica
- Sikenička
- Sikensi
- Sikes
- Sikes (Louisiana)
- Sikeston
- Sikfors
- Sikhanyiso Dlamini
- Sikhara
- Sikhismo
- Sikhismo in Canada
- Sikhismo in Italia
- Sikhong Sekmai
- Sikhote-Alin (meteorite)
- Sikhourou
- Sikiana
- Sikin panjang
- Sikirevci
- Sikitikis
- Sikka
- Sikkarayapuram
- Sikki
- Sikkim
- Siklós
- Siklósbodony
- Siklósnagyfalu
- Sikolo
- Sikonge
- Sikora
- Sikorski
- Sikorsky-Boeing SB-1 Defiant
- Sikorsky Aircraft
- Sikorsky CH-53K King Stallion
- Sikorsky CH-54 Tarhe
- Sikorsky Cypher
- Sikorsky Firefly
- Sikorsky H-19
- Sikorsky HH-60J Jayhawk
- Sikorsky HH-60 Pave Hawk
- Sikorsky R-4
- Sikorsky Russky Vityaz
- Sikorsky S-20
- Sikorsky S-38
- Sikorsky S-39
- Sikorsky S-40
- Sikorsky S-42
- Sikorsky S-43
- Sikorsky S-434
- Sikorsky S-51
- Sikorsky S-52
- Sikorsky S-53
- Sikorsky S-55
- Sikorsky S-56
- Sikorsky S-57
- Sikorsky S-58
- Sikorsky S-59
- Sikorsky S-61
- Sikorsky S-62
- Sikorsky S-64
- Sikorsky S-65
- Sikorsky S-69
- Sikorsky S-70
- Sikorsky S-72
- Sikorsky S-76
- Sikorsky S-80
- Sikorsky S-92
- Sikorsky S-97
- Sikorsky SH-60 Seahawk
- Sikorsky UH-60 Black Hawk
- Sikorsky X2
- Sikou Niakaté
- Siksaup Dorsa
- Siksika
- Siksyareul hapsida
- Siku
- Siku (modellismo)
- Siku (strumento musicale)
- Siku Quanshu
- Sikun Labyrinthus
- Sikwane
- Sikátor
Estratto da "https://it.wikipedia.org/wiki/Speciale:Prefissi/Sik"