Where does “Filarioidea” come from?

Filarioidea (Translingual) comes from Translingual Filaria, from Translingual -aria, from Latin -āria, from Latin -ārius, from Proto-Italic *-āzios.

Ancestry of “Filarioidea”, step by step

Step	Language	Word	Meaning
1	Translingual	Filaria	—
2	Translingual	-aria	one like
3	Latin	-āria	—
4	Latin	-ārius	—
5	Proto-Italic	*-āzios	—

Filarioidea — Etymology, Origin & Word History | Etymology Explorer