As nouns the difference between portal and stargate

is that portal is a grandiose and often lavish entrance while stargate is a hypothetical device consisting of a traversable portal (typically a wormhole) that can send one to another location light years away nearly instantaneously.

As an adjective portal

is of or relating to a porta, especially the porta of the liver.

As nouns the difference between wormhole and stargate

is that wormhole is a hole burrowed by a worm while stargate is a hypothetical device consisting of a traversable portal (typically a wormhole) that can send one to another location light years away nearly instantaneously.

As nouns the difference between developmental and dauer

is that developmental is a trainee flight controller while dauer is (nematology) a developmental stage of certain nematode larvae in which they exhibit increased durability.

As an adjective developmental

is related to development.

As nouns the difference between nematode and dauer

is that nematode is a small invertebrate animal of the phylum Nematoda while dauer is a developmental stage of certain nematode larvae in which they exhibit increased durability.

As nouns the difference between durability and dauer

is that durability is permanence by virtue of the power to resist stress or force while dauer is (nematology) a developmental stage of certain nematode larvae in which they exhibit increased durability.

As a noun dos

is can, tin.

As nouns the difference between goldeneye and bufflehead

is that goldeneye is any of several seaducks, of the genus Bucephala, having black and white plumage while bufflehead is a duck in the goldeneye genus, Bucephala albeola.

Woolhead is a synonym of bufflehead.

As nouns the difference between woolhead and bufflehead

is that woolhead is a species of duck, the bufflehead (bucephala albeola ) while bufflehead is a duck in the goldeneye genus, bucephala albeola .

As an adjective dual

is exhibiting duality; characterized by having two (usually equivalent) components.

As a noun dual

is of an item that is one of a pair, the other item in the pair.

As an adverb dually is

in a dual manner; doubly.

As adverbs the difference between doubly and dually

is that doubly is in a double manner; twice the severity or degree while dually is in a dual manner; doubly.