The Spanish word 'calabacita' is formed by combining 'calabaza' (meaning 'gourd' or 'pumpkin') with the diminutive suffix '-ita'. In Spanish, adding '-ita' to a feminine noun makes it mean 'small' or 'little', so 'calabacita' literally means 'small gourd' or 'little pumpkin'.

The most obvious related Spanish word is 'calabaza', which refers to a full-sized gourd or pumpkin. This is the base word from which 'calabacita' is derived. Understanding this relationship helps remember that 'calabacita' refers to a smaller version of a 'calabaza'.

While there aren't direct English cognates for 'calabacita' or 'calabaza', English speakers might be interested to know that 'calabash', which refers to a gourd used as a container or musical instrument, comes from the same origin as the Spanish 'calabaza'. This connection can help English speakers remember the meaning of both 'calabaza' and 'calabacita'.