Where does “-ifico” come from?

-ifico (Latin) comes from Latin -ficō, from Latin -ficus, from Proto-Italic -fakos — -making, -producing.

Ancestry of “-ifico”, step by step

Step	Language	Word	Meaning
1	Latin	-ficō	forms factitive, causative, or other verbs from the roots of nouns and adjectives; -ify
2	Latin	-ficus	Forms adjectives that denote bringing or making
3	Proto-Italic	-fakos	-making, -producing