Ancient Greek φθίσις

← Ancient Greek φθίω (affix)

← Ancient Greek -σις (affix)

← Proto-Hellenic *kʷʰtʰítis (inherited)

← Proto-Indo-European *dʰgʷʰítis (inherited)

← Latin sitis (cognate)

← Sanskrit क्षिति (cognate)

→ English phthisis (derived)

→ English phthisic (mention)

→ English nephronophthisis (derived)

→ Cebuano tisis (derived)

→ German Schwindsucht (derived)

→ Middle English tisike (mention)

→ Ancient Greek φθισικός (suffix)

→ Latin sitis (cognate)

→ Russian фтизиатрия (borrowed)

→ Sanskrit क्षिति (cognate)