The Spanish word 'cotorra', meaning 'parrot' or 'chattering woman', has an interesting etymology that traces back to the Latin word 'cavere' meaning 'to be cautious'. This evolved into the Latin 'cautum' meaning 'precaution, defense', which then gave rise to the Spanish word 'coto' meaning 'enclosed place'.

From 'coto', the word developed into 'cotarro' (meaning 'shelter for vagrants') through the addition of the pejorative suffix '-arro'. This then evolved into 'cotarrera' (meaning 'woman from cotarro'), which became 'cotorrera' (meaning 'talkative woman'), and finally simplified to 'cotorra'. The semantic shift from a place of shelter to a chattering person or parrot likely came from the association of these shelters as places of constant talking and noise.

A simpler related Spanish word is 'coto', meaning 'enclosed place' or 'preserve'. While 'coto' retained its original meaning related to enclosed spaces, its derivative 'cotorra' took on the metaphorical meaning of a chattering person or parrot, possibly due to the noisy nature of gathering places.

While there aren't direct English cognates for 'cotorra', English words like 'caution' and 'cautious' share the same Latin root 'cavere'. Just as 'cavere' meant 'to be cautious' in Latin, these English words maintain similar meanings related to being careful or wary, while the Spanish branch of this etymology took a different semantic path.