1.   It has a very long neck like a duck, and the front of the body sometimes has a faint purple tinge.

2.   That faint reddish tinge in his fair hair - did you notice that?

3.   That faint reddish tinge in his fair hair -- did you notice that?

4.   Weber said new glass will be installed in the huge frame, replacing glass that has a faint green tinge.