Ephemism is likely misspelled.

Ephemism has no English definition.

As a noun euphoria is

an excited state of joy, a good feeling, a state of intense happiness.

As nouns the difference between ilusion and elusion

is that ilusion is illusion while elusion is the act of eluding.

As a noun calmness is

(uncountable) the state of being calm; tranquillity; silence.

As a verb titivated is

(titivate).

As nouns the difference between privacy and terms

is that privacy is the state of being private; the state of not being seen by others while terms is .

As a noun faeces is

.

As nouns the difference between shearing and sericulture

is that shearing is the act or operation of clipping with shears or a shearing machine, as the wool from sheep, or the nap from cloth while sericulture is the rearing of silkworms for the production of silk.

As an adjective shearing

is tending to cut or tear.

As a verb shearing

is .

As a noun calmness is

(uncountable) the state of being calm; tranquillity; silence.

As nouns the difference between compassion and calmness

is that compassion is deep awareness of the suffering of another, coupled with the wish to relieve it while calmness is (uncountable) the state of being calm; tranquillity; silence.

As a verb compassion

is (obsolete) to pity.

As nouns the difference between biosensor and analyzer

is that biosensor is biosensor while analyzer is (us) an instrument for the analysis of something.