Latin infestus

← Proto-Indo-European *dʰers- (derived)

← Proto-Indo-European *dʰer- (mention)

← Proto-Italic *festis (inherited)

← Latin manifestus (mention)

← Latin festīnō (mention)

← Latin cōnfestim (mention)

← Latin manifestus (mention)

→ English infestuous (derived)

→ Latvian drošs (cognate)