Sjelfbelåten, self-contented.

Sjelfdöd, that has died a natural death.

Sjelfständig, independent.

Sjelfständighet, independence.

Sju, seven.

Sjuttio, seventy.

Sjutton, seventeen.

Sjuk, sick, ill.

Sjukbår, litter.

Sjukdom, sickness, disease.