Spanish/English Cognate Patterns
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General Rule of Thumb
Examples
Rule #1
Words that end in –ous change to –oso
curious to curioso, delicious to delicioso, glorious to glorioso, mysterious to
misterioso
Rule #2
Words that end in –al are usually the same in
English
hospital, medical, animal, casual
Rule #3
Words that end in –ct change to –cto
act to acto, insect to insecto, perfect to perfecto, conflict to conflicto, product
to producto
Rule #4
Words that end in –ance change to –ancia
ambulance to ambulancia, France to Francia, distance to distancia, elegance
to elegancia, importance to importancia
Rule #5
Words that end in –ic change to –ico
alcoholic to alcohólico, basic to básico, fantastic to fantástico, generic to
genérico, organic to orgánico, romantic to romántico
Rule #6
Words that end in ar are usually the same in
English
familiar to familiar, lunar to lunar, muscular to muscular, regular to regular,
similar to similar, popular to popular
Rule #7
Words that end in –ary change to –ario
canary to canario, diary to diario, glossary to glosario, primary to primario,
salary to salario, vocabulary to vocabulario
Rule #8
Words that end in –ant change to –ante
distant to distante, elegant to elegante, important to importante, mutant to
mutante, vacant to vacante, tolerant to tolerante, instant to instante
Rule #9
Words that end in –ble are usually the same
in English
audible to audible, cable to cable, terrible to terrible, horrible to horrible,
flexible to flexible, impossible to imposible, visible to visible
Rule #10
Words that end in –ence change to –encia
coincidence to coincidencia, competence to competencia, difference to
diferencia, excellence to excelencia, intelligence to inteligencia, presence to
presencia, violence to violencia
Rule #11
Words that end in –id change to –ido
fluid to fluido, rapid to rápido, solid to sólido, valid to válido, stupid to
estúpido, liquid to líquido, vivid to vívido,
Rule #12
Words that end in –ment change to –mento
argument to argumento, cement to cemento, department to departamento,
document to documento, element to elemento, moment to momento.
Note: some words such as departamento may have other
minor spelling changes.