As a proper noun sound

is the strait that separates zealand (an island of denmark) from scania (part of sweden); also sometimes called by the danish name,.

As a noun metallophone is

any musical instrument consisting of tuned metal bars which are struck to make sound.

Celesta is a hyponym of metallophone.

As nouns the difference between celesta and metallophone

is that celesta is celesta while metallophone is any musical instrument consisting of tuned metal bars which are struck to make sound.

Metallophone is a hyponym of glockenspiel.

As nouns the difference between glockenspiel and metallophone

is that glockenspiel is a musical instrument of the percussion family of instruments; like the xylophone, it has tuned bars arranged like the keys on a piano, and is also smaller in size and higher in pitch while metallophone is any musical instrument consisting of tuned metal bars which are struck to make sound.

As adjectives the difference between steep and oversteepened

is that steep is of a near-vertical gradient; of a slope, surface, curve, etc that proceeds upward at an angle near vertical while oversteepened is (geology) that has become excessively steep.

As a verb steep

is (ambitransitive) to soak an item (or to be soaked) in liquid in order to gradually add or remove components to or from the item.

As a noun steep

is a liquid used in a steeping process.

As a verb decertify

is to remove the certification of.

As a noun decertification is

the act or process of decertifying.

As nouns the difference between system and cryptosystem

is that system is system while cryptosystem is a system of cryptography.

As nouns the difference between cryptography and cryptosystem

is that cryptography is the discipline concerned with communication security (eg, confidentiality of messages, integrity of messages, sender authentication, non-repudiation of messages, and many other related issues), regardless of the used medium such as pencil and paper or computers while cryptosystem is a system of cryptography.

As a noun vampire

is "vampires".

As an adjective vampirish is

pertaining to a vampire, characteristic of a vampire; photophobic, parasitic etc.

As adjectives the difference between photophobic and vampirish

is that photophobic is that thrives at a relatively low light level while vampirish is pertaining to a vampire, characteristic of a vampire; photophobic, parasitic etc.

As adjectives the difference between parasitic and vampirish

is that parasitic is pertaining to a biological or symbolic parasite while vampirish is pertaining to a vampire, characteristic of a vampire; photophobic, parasitic etc.

As a noun parasitic

is (computing) component of a circuit that does not show up in a circuit's schematic but does show up in the circuit's behavior.