I'm not sure about an answer to your question, but something to look out for are false friends. There are plenty of Finnish and Estonian words that sound the sa

I'm not sure about an answer to your question, but something to look out for are false friends. There are plenty of Finnish and Estonian words that sound the same or similar, but mean something different. Eg EE: ära surra (to die) - FI: surra (to mourn) EE: vaim (ghost) - FI: vaimo (wife) EE: kannatus (suffering) - FI: kannatus (support) EE: pulm (wedding) - FI: pulma (difficult problem?, puzzle)