The Spanish word 'contado' comes from the verb 'contar' (to count) with the past participle suffix '-ado'. The verb 'contar' itself derives from Latin 'computare' meaning 'to calculate', which was formed by combining the prefix 'com-' (meaning 'together') with 'putare' (meaning 'to prune' or 'to reckon'). The original Latin meaning of 'putare' as 'to prune' evolved to include 'to reckon' or 'calculate' because the act of pruning involves careful evaluation and selection, similar to counting or calculating.

Several common Spanish words share this etymology with 'contado'. The verb 'contar' is much more frequently used, meaning 'to count' or 'to tell (a story)'. You might also recognize 'cuenta' (account, bill) and 'cuento' (story, tale) - all these words share the basic idea of counting or recounting something.

English speakers might recognize the connection to words like 'compute', 'computer', 'count', and 'account', which all come from the same Latin root 'computare'. The connection between counting and telling stories (as in 'recount' or 'account') exists in both English and Spanish, showing how the idea of enumeration became linked to narration in both languages.