Italian pigro

← Italian peritarsi (mention)

← Latin piger (learned borrowing)

← Latin pīgritārī (mention)

→ Esperanto pigra (borrowed)

→ Italian impigrire (mention)

→ Italian pigrissimo (affix)

→ Italian pigrizia (suffix)

→ Italian pigrone (link)

→ Italian pigramente (suffix)

→ Italian pigrezza (affix)