Gray and Iron-grey

Gray noun - A neutral achromatic color midway between white and black.

Iron-grey and gray are semantically related. In some cases you can replace phrase "Iron-grey" with "Gray", this terms are similar.

Nearby Words: grayed, graying, grayish, grayling

Iron-grey noun - The color of freshly broken cast iron.

Gray and iron-grey are semantically related. You can use "Gray" instead a noun phrase "Iron-grey".