Where does “besoniar” come from?
besoniar (Interlingua) comes from French besoin, from Italian bisogno, from Vulgar Latin bisonium, from Frankish bisunnju, from Proto-Germanic *sunnju, from Proto-Germanic sunjō, from Proto-Indo-European h₁s-ónt-ih₂, from Proto-Indo-European h₁sónts.
besoniar (Interlingua): to need
Ancestry of “besoniar”, step by step