Where does “furtiva” come from?

furtiva (Ido) comes from Ido -iva, from Latin -īvus, from Proto-Indo-European -iHwós, from Proto-Indo-European -wós — Creates adjectives from verb stems.

Definitions

Ancestry of “furtiva”, step by step

StepLanguageWordMeaning
1Ido-ivacapable of, that can
2Latin-īvusAdjective suffix
3Proto-Indo-European-iHwós—
4Proto-Indo-European-wósCreates adjectives from verb stems
Every word from Proto-Indo-European -wós →Every word from Latin -īvus →Every word from Ido -iva →