The Spanish word 'concreción' comes from the Latin 'concretio', meaning 'condensation' or 'aggregation'. This Latin word developed from 'concretus' meaning 'grown together' or 'hardened', which was formed by combining two elements: the prefix 'con-' meaning 'together' and the verb 'crescere' meaning 'to grow'. The evolution from the idea of 'growing together' to 'hardening' and then to a 'concrete mass' or 'concretion' shows how the word's meaning became more specific over time.

Some related Spanish words include 'concreto' (concrete, specific), 'crecer' (to grow), and 'crecimiento' (growth). These words share the same Latin root 'crescere'. While 'concreción' refers to a hardened mass or specific instance, 'crecer' maintained the basic meaning of growth, and 'concreto' developed to mean something specific or definite.

English speakers might recognize the connection to words like 'concrete', 'concretion', and 'increase'. 'Concrete' and 'concretion' come from the same Latin root as the Spanish word, while 'increase' comes from the 'crescere' part meaning 'to grow'. The English word 'concrete' has both the literal meaning of a hardened material and the figurative meaning of something specific or definite, similar to its Spanish cognate 'concreto'.