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alterar

Simple Tenses
Compound Tenses
Present Indicative
alter
Add present
indicative endings
altero
alteramos
alteras
alterais
altera
alteram
remove -o from altero
Present Subjunctive
alter
Add present
subjunctive endings
altere
alteremos
alteres
altereis
altere
alterem
Imperfect Indicative
alter
Add imperfect
indicative endings
alterava
alterávamos
alteravas
alteráveis
alterava
alteravam
remove -aram from alteraram
Imperfect Subjunctive
alter
Add imperfect
subjunctive endings
alterasse
alterássemos
alterasses
alterásseis
alterasse
alterassem
Preterite
alter
Add preterite
endings
alterei
alterámos
alteraste
alterastes
alterou
alteraram
remove -am from alteraram
Future Subjunctive
alterar
Add future
subjunctive endings
alterar
alterarmos
alterares
alterardes
alterar
alterarem
remove -ar from infinitive
Infinitive 
alterar
use infinitive as future stem
remove -ar and add -ando
Present Participle
alterando
remove -ar and add -ado
Past Participle
alterado
Future
alterar
Add future
endings
alterarei
alteraremos
alterarás
alterareis
alterará
alterarão
Conditional
alterar
Add conditional
endings
alteraria
alteraríamos
alterarias
alteraríeis
alteraria
alterariam
Present Perfect Indicative
Add past participle
present indicative of ter
tenho alterado
temos alterado
tens alterado
tendes alterado
tem alterado
têm alterado
Present Perfect Subjunctive
Add past participle
present subjunctive of ter
tenha alterado
tenhamos alterado
tenhas alterado
tenhais alterado
tenha alterado
tenham alterado
resultsPage.pastPerfectIndicative
Add past participle
imperfect indicative of ter
tinha alterado
tínhamos alterado
tinhas alterado
tínheis alterado
tinha alterado
tinham alterado
Past Participle
alterado
Past Perfect Subjunctive
Add past participle
imperfect subjunctive of ter
tivesse alterado
tivéssemos alterado
tivesses alterado
tivésseis alterado
tivesse alterado
tivessem alterado
Future perfect Indicative
Add past participle
future indicative of ter
terei alterado
teremos alterado
terás alterado
tereis alterado
terá alterado
terão alterado
Conditional perfect
Add past participle
conditional of ter
teria alterado
teríamos alterado
terias alterado
teríeis alterado
teria alterado
teriam alterado
Future perfect subjunctive
Add past participle
future subjunctive of ter
tiver alterado
tivermos alterado
tiveres alterado
tiverdes alterado
tiver alterado
tiverem alterado

Following the same pattern

This verb follows a unique pattern

Key points

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This feature summarises the most important parts of each verb pattern, highlighting any irregular participles or verb stems. Get the book for the full verbMAPS experience.

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