Spanish Cognate Rules by Ending

There are a number of rules on word endings that will make it easier to associate English words with their Spanish cognates or vice versa. Although these rules are not applicable in every single case, they can be taken as general guidelines for understanding cognates in Spanish and English. It should be noted that these rules are only applicable to the specific word form (i.e. verb, noun, adjective, etc.) indicated in the description of the rule.

Select an ending rule to view an example list of cognates

Add -ar or -ir

ate->ar

tion->ción

al=al

ism->ismo

ist->ista

ble=ble

ly->mente

nce->ncia

nt->nte

ic->ico

y->ia

vowel+consonant + T -> tar or tir

y->io

or=or

Drop -e and add -ar or -ir (infinitive verbs)

id->ido

ct->cto

ive->ivo

ty->dad

ary->ario

ence->encia

ile->il

ous->oso

ment->mento

ar=ar

Drop -ify and add -ificar (infinite verbs)

How to Use SpanishCognates.org to Learn Spanish or English Fast

SpanishCognates.org helps both Spanish speakers learn English fast and English speakers learn Spanish fast. Many English words and Spanish words have Latin or Greek roots and the same meaning; these words are called cognates. The Spanish language borrows many English words and, vice versa, English borrows many Spanish words. By knowing a few simple cognate rules, students can learn Spanish and English fast by quickly expand their Spanish vocabulary or English Vocabulary.

SpanishCognates.org organizes the list of cognates in alphabetical order (A-Z listing), classroom subjects and by the ending rule of the cognates. This website is designed for anyone learning Spanish or learning English on their own, as well as instructors teaching Spanish or teaching English in the classroom.