How do you spell the sound of a train?

Early trains and toy trains (choo choo) may be "chugging" along, "roaring", or "whistling", depending on their speed. Other sound Words including cannonballing, streaking, grinding, and hurtling.

The sounds of a train whistle can be a whistle, toot, hoot, or shriek.

Modern air horns can be said to make a blast, Trumpet, honk, or blare.