When referring to a person, plain means rather ordinary features.
Ugly refers to a variety of factors perceived as unattractive to a certain viewer. The concept of ugly varies quite widely among cultures and social classes. The single factor that sociologists could identify when large numbers of people were quizzed on which photographs were of ugly people was that feature imbalance on the face was often identified as ugly.
you're ugly
latitude
elevation
you are just plain ugly.
A plain is a flat grassy area and a prairie is a type of plain. It is not as flat but with little bumps.
Ugly, plain, tasteless.
Both are between hills and mountains
Outer coastal plains ar normally flat and have a lot of swamps.The inner coastal plains im not quite sure.Sorry
To make a difference between ugly and hot people.
one is ugly like your dad
There is no difference between plain flour and all-purpose flour. They are one and the same. All-purpose (plain) flour does not contain the salt and baking soda that self-rising flour has.
She is not overly beautiful, nor ugly- just plain Jane.