decisivo

decisive, crucial

d e θ i ˈs i b o
decis decide + ivo forming adjectives meaning “characterized by or relating to”
adjective · singular Rare #36,598
decisive, crucial
SP: Su apoyo fue decisivo para ganar el partido.
EN: His/Her support was decisive for winning the game.
Forms of decisivo
MasculineFeminine
Singular — decisiva

Este es el duelo decisivo.

This is the decisive duel.

Eh, ¡esto era nada menos que un progreso decisivo!

Wow, this was nothing short of a decisive breakthrough!

— Divorcio a la italiana (1961)

Pensé que era el momento más decisivo de mi vida.

I thought it was the most decisive moment of my life.

— Despedidas (2008)

Allí iba a suceder el acontecimiento más decisivo de su vida.

There, the most decisive event of his life was about to take place.

Éste es el momento decisivo.

This is the decisive moment.

— Guardianes del día (2006)

Sue y John decidieron dar el paso decisivo.

Sue and John decided to take the decisive step.

El partido del domingo será decisivo.

Sunday's game will be decisive.

Sounds similar to