összeolvadásukból
"összeolvadásukból" is a Hungarian word that translates to "from their merger" or "out of their merging." It is the plural form of the possessive suffix "-uk" (their) attached to the word "összeolvadás" (merger) and further combined with the ablative case suffix "-ból" (from/out of). This grammatical structure indicates something that arises or originates from the process of two or more entities merging.
In practical usage, "összeolvadásukból" refers to the result, consequence, or outcome that stems directly from a