Spanish hueco

← Latin occo (inherited)

← Old Spanish ocar (mention)

← Old Spanish aocar (mention)

← Portuguese oco (cognate)

→ Spanish ahuecar (affix)

→ Spanish oquedad (suffix)

→ Spanish huequito (affix)

→ Spanish huequecillo (affix)

→ Spanish huequecito (affix)

→ Galician foco (cognate)

→ Portuguese oco (cognate)