I would say (Decir)
Diria
I would be able (Poder)
Podria
I would put/place/set (Poner)
Pondria
I would want (Querer)
Querria
I would Know (Saber)
Sabria
I would go out (Salir)
Saldria
I would have (Tener)
Tendria
I would come (Venir)
Vendria
I would do (Hacer)
Haria