fluctuating

Erratic is a related term of fluctuating.

As an adjective erratic

is unsteady, random; prone to unexpected changes; not consistent.

As a noun erratic

is (geology) a rock moved from one location to another, usually by a glacier.

As a verb fluctuating is

.

Fluctuating is a related term of fitful.

As a verb fluctuating

is .

As an adjective fitful is

irregular; unsteady; characterized by fits.

As a verb fluctuating

is .

As a noun variation is

variation.

As a noun taxonomy

is the science or the technique used to make a classification.

As a verb fluctuating is

.

As verbs the difference between undulating and fluctuating

is that undulating is while fluctuating is .

As an adjective undulating

is moving up and down like waves; wavy.

As a verb fluctuating

is present participle of lang=en.

As an adjective unfluctuating is

not fluctuating.