Present

• persevero
• perseveras
• persevera
• perseveramos
• perseverais
• perseveram

Imperfect

• perseverava
• perseveravas
• perseverava
• perseverávamos
• perseveráveis
• perseveravam

Preterite

• perseverei
• perseveraste
• perseveraou
• perseverámos/amos
• perseverastes
• perseveraram

Pluperfect

• perseverara
• perseveraras
• perseverara
• perseveráramos
• perseveráreis
• perseveraram

Future

• perseverarei
• perseverarás
• perseverará
• perseveraremos
• perseverareis
• perseverarão

Conditional

• perseveraria
• perseverarias
• perseveraria
• perseveraríamos
• perseveraríeis
• perseverariam

Present

• persevere
• perseveres
• persevere
• perseveremos
• persevereis
• perseverem

Imperfect

• perseverasse
• perseverasses
• perseverasse
• perseverássemos
• perseverásseis
• perseverassem

Future

• perseverar
• perseverares
• perseverar
• perseverarmos
• perseverardes
• perseverarem

• persevera
• persevere
• perseveremos
• perseverai
• perseverem