undulate

As adjectives the difference between undulate and undefined

is that undulate is wavy in appearance or form while undefined is lacking a definition or value.

As a verb undulate

is to cause to move in a wavelike motion.

In lang=en terms the difference between undulate and sweep

is that undulate is to appear wavelike while sweep is to remove something abruptly and thoroughly.

As verbs the difference between undulate and sweep

is that undulate is to cause to move in a wavelike motion while sweep is to clean (a surface) by means of a motion of a broom or brush.

As an adjective undulate

is wavy in appearance or form.

As a noun sweep is

the person who steers a dragon boat.

In lang=en terms the difference between undulate and balloon

is that undulate is to appear wavelike while balloon is to take up in, or as if in, a balloon.

As verbs the difference between undulate and balloon

is that undulate is to cause to move in a wavelike motion while balloon is to increase or expand rapidly.

As an adjective undulate

is wavy in appearance or form.

As a noun balloon is

an inflatable buoyant object, often (but not necessarily) round and flexible.

As verbs the difference between undulate and flutter

is that undulate is to cause to move in a wavelike motion while flutter is (lb) to flap or wave quickly but irregularly.

As an adjective undulate

is wavy in appearance or form.

As a noun flutter is

the act of fluttering; quick and irregular motion.

As adjectives the difference between sinuous and undulate

is that sinuous is having curves in alternate directions; meandering while undulate is wavy in appearance or form.

As a verb undulate is

to cause to move in a wavelike motion.

As adjectives the difference between changeable and undulate

is that changeable is capable of being changed while undulate is wavy in appearance or form.

As a verb undulate is

to cause to move in a wavelike motion.