The Spanish word 'ramera' (meaning 'prostitute') has an interesting etymological origin that traces back to the Latin word 'ramus' meaning 'branch'. The word developed through the Spanish word 'ramo' (branch) combined with the feminine suffix '-era'. This unusual semantic development is believed to have originated from the medieval practice of brothels hanging branches (ramos) outside their establishments as a sign of their business, similar to how a pub might hang a branch of pine. Over time, 'ramera' came to directly refer to the women working in these establishments.

A simpler and more common Spanish word that shares this etymology is 'ramo', meaning 'branch' or 'bouquet'. While 'ramo' retained its literal meaning referring to branches or bunches of flowers, its derivative 'ramera' took on a completely different meaning through its historical association with brothel signage.

While English doesn't have many common words directly related to the Latin 'ramus', some scientific and botanical terms preserve this connection. For example, 'ramification' meaning 'consequence' or 'subdivision' comes from the same Latin root, referring to the way branches divide and spread. Similarly, 'ramify' means 'to branch out' or 'to spread in different directions'.