Finnish aina

← Estonian aina (cognate)

← Estonian ain (cognate)

← Finnish ainavihanta (link)

← Proto-Finnic *aina (inherited)

← Proto-Finnic *aina (inherited)

← Proto-Germanic *ainijaz (derived)

← Lithuanian vienàt (cognate)

← Old Prussian ainat (cognate)

→ Finnish ainakin (suffix)

→ Finnish ainiaan (suffix)

→ Finnish Aina (mention)

→ Finnish ainainen (suffix)

→ Finnish ainavihanta (compound)

→ Finnish aina kun (mention)

→ Finnish ainakaan (suffix)

→ Finnish ainiaaksi (suffix)

→ Ingrian ain (cognate)