Wavy (adjective)

1. Having a undulating or curving shape.
2. Having a slight wave or series of waves in the hair or fibers.
3. Having a slight curve or undulation in the surface.
4. Having a fluctuating or variable character.

Origin:

Middle english wavy, from old english wæfre; akin to old high german wafo wave.

Examples:

1. She had long, wavy hair.
2. The road ahead was wavy and bumpy.
3. The wavy pattern on the fabric was created by the weaver.
4. The stock market has been wavy lately, with prices going up and down.
5. He had wavy handwriting.