As a verb infested

is (infest).

As an adjective uninfested is

not infested.

As a verb emphasized

is past tense of emphasize.

As an adjective underemphasized is

insufficiently emphasized.

As nouns the difference between upward and upscatter

is that upward is (obsolete) the upper part; the top while upscatter is an upward scatter.

As an adverb upward

is in a direction from lower to higher; toward a higher place; in a course toward the source or origin; -- opposed to downward; as, to tend or roll upward.

As an adjective upward

is directed toward a higher place.

As a verb scatter

is (ergative) to (cause to) separate and go in different directions; to disperse.

As a noun upscatter is

an upward scatter.

As an adjective therizinosauroid is

describing the dinosaurs of the superfamily therizinosauroidea .

As an adjective taxidermical

is of or pertaining to taxidermy.

As an adverb taxidermically is

in a taxidermical way.

As a noun thermoregulation

is thermoregulation (the maintenance of a constant internal temperature of an organism).

As an adjective thermoregulatory is

of or pertaining to thermoregulation.

As nouns the difference between theropod and theropodan

is that theropod is any large, bipedal dinosaur, of the suborder theropoda , from the jurassic and cretaceous periods while theropodan is theropod.

As nouns the difference between dinosaur and tyrannosauroid

is that dinosaur is any of the creatures belonging to the clade dinosauria, especially those that existed during the triassic, jurassic and cretaceous periods and are now extinct while tyrannosauroid is any dinosaur of the superfamily tyrannosauroidea .

As nouns the difference between tetravalence and tetravalency

is that tetravalence is tetravalence / tetravalency while tetravalency is tetravalence.