Lithuanian siela

← Old Church Slavonic сила (cognate)

← Proto-Balto-Slavic *séiˀlāˀ (inherited)

← Icelandic seilask (cognate)

← Old Prussian seilin (cognate)

← Old Prussian nosēilis (mention)

← Serbo-Croatian sȉla (cognate)

← Proto-Slavic *sila (cognate)

→ Finnish sielu (cognate)

→ Macedonian сила (cognate)