English
Implacable
Spanish
Implacable
Perfect Cognate
Etymology
Both come from Latin 'implacabilis', composed of 'in-' (not) and 'placare' (to calm), meaning 'unappeasable' or 'inexorable'.
Shared meaning (EN + ES)
The word "implacable" refers to someone or something that is unable to be appeased, pacified, or changed in their relentless attitude or approach.
Example
The heat was implacable today.
