As adjectives the difference between envious and frivolous

is that envious is feeling or exhibiting envy; jealously desiring the excellence or good fortune of another; maliciously grudging while frivolous is silly, especially at an inappropriate time or in an inappropriate manner.

As nouns the difference between ornament and complement

is that ornament is ornament while complement is complement, thing added that makes a whole.

As nouns the difference between prologue and conclusion

is that prologue is a speech or section used as an introduction, especially to a play or novel while conclusion is .

As a verb prologue

is to introduce with a formal preface, or prologue.

As verbs the difference between state and propose

is that state is while propose is .

As adjectives the difference between rough and aggressive

is that rough is having a texture that has much friction not smooth; uneven while aggressive is tending or disposed to aggress; characterized by aggression; making assaults; unjustly attacking.

As a noun rough

is the unmowed part of a golf course.

As a verb rough

is to create in an approximate form.

As an adverb rough

is in a rough manner; rudely; roughly.

As an adverb socially

is in a social manner; sociably.

As an adjective sociable is

tending to socialize or be social; friendly; inviting; congenial.

As verbs the difference between implement and accommodate

is that implement is to bring about; to put into practice while accommodate is (transitive|often|reflexive) to render fit, suitable, or correspondent; to adapt; to conform; as, to accommodate ourselves to circumstances.

As a noun implement

is a tool or instrument for working with.

As an adjective accommodate is

(label) suitable; fit; adapted; as, means accommodate to end.

As adjectives the difference between derivative and intentional

is that derivative is while intentional is intended or planned; done deliberately or voluntarily.

As nouns the difference between copycat and thievery

is that copycat is (informal) one who imitates others' work without adding ingenuity while thievery is the act of theft, the act of stealing.

As an adjective copycat

is ; unoriginal.

As a verb copycat

is to act as a ; to copy in a shameless or derivative way.

As verbs the difference between cogitate and concentrate

is that cogitate is to meditate, to ponder, to think deeply while concentrate is .