Where does “mérgezőbb” come from?

mérgezőbb (Hungarian) comes from Hungarian mérgező, from Hungarian mérgez, from Hungarian -ez, from Hungarian -é-, from Hungarian -d, from Middle Welsh -nt — 3rd person plural verb ending.

Ancestry of “mérgezőbb”, step by step

Step	Language	Word	Meaning
1	Hungarian	mérgező	present participle of mérgez; toxic, poisonous
2	Hungarian	mérgez	to poison
3	Hungarian	-ez	Appended to a noun to form a verb
4	Hungarian	-é-	—
5	Hungarian	-d	your; Used in the second-person singular definite...
6	Middle Welsh	-nt	3rd person plural verb ending

Words derived from “mérgezőbb”

legmérgezőbb

Every word from Middle Welsh -nt →Every word from Hungarian -d →Every word from Hungarian -ez →