overdevelopment

Soils naturally too rich produce an overdevelopment of vine.

Finally, they frequently show an overdevelopment of the sexual instincts and various deviations from normal sexual development.

This insanity may be due wholly to the overdevelopment of the primary ego in the child.

Nor are correctives lacking for the abuses which may enter in through an overdevelopment of self-interest.

If Polly Perkins developed a chin and rushed off, what might Kent have done with an overdevelopment of chin already there?