Any process that stops, prevents, or reduces the frequency, rate or extent of the assembly of a filopodium, a thin, stiff protrusion extended by the leading edge of a motile cell such as a crawling fibroblast or amoeba, or an axonal growth cone.
Synonyms:
exact_synonym:
down regulation of filopodium formation; downregulation of filopodium formation; negative regulation of filopodia biosynthesis; negative regulation of filopodia formation; negative regulation of filopodium formation