Low and Milk-and-water

Low adjective - Being near the equator.

Milk-and-water and low are semantically related. In some cases you can replace phrase "Milk-and-water" with "Low", this terms are similar.

Milk-and-water adjective - Lacking in qualities that make for spirit and character.

Low and milk-and-water are semantically related. Sometimes you can use "Low" instead an adjective phrase "Milk-and-water".