Translation of "Sideways" in Spanish

They approach sideways.

Se acercan de costado.

That woman looked at me sideways.

Aquella mujer me miró de lado.

As the road was wet, the car must have slipped sideways.

Al estar la calle mojada, está claro que los coches derraparían.

He looks right at me, I look at him a bit sideways.

Él me mira de frente; yo lo miro un poco de reojo.

That's why he looked at me, the way your dad would, a bit sideways,

por eso me miró a los ojos, como hacía tu viejo, medio de costado,