exemption

As a letter s

is the letter s with a.

As a noun exemption is

an act of exempting.

As nouns the difference between exemption and caveat

is that exemption is an act of exempting while caveat is a warning.

As a verb caveat is

to qualify a particular statement with a proviso or.

As nouns the difference between concessions and exemption

is that concessions is while exemption is an act of exempting.

As nouns the difference between confession and exemption

is that confession is the open admittance of having done something (especially of something bad) while exemption is an act of exempting.

As nouns the difference between essential and exemption

is that essential is a necessary ingredient while exemption is an act of exempting.

As an adjective essential

is necessary.

As nouns the difference between exclusive and exemption

is that exclusive is information (or an artefact) that is granted or obtained exclusively while exemption is an act of exempting.

As an adjective exclusive

is (literally) excluding items or members that do not meet certain conditions.

As a noun exemption

is an act of exempting.

As an adjective insusceptible is

impossible or difficult to effect; not susceptible.

As a noun exemption

is an act of exempting.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between forgiveness and exemption

is that forgiveness is the action of forgiving while exemption is an act of exempting.

As nouns the difference between exemption and variance

is that exemption is an act of exempting while variance is the act of varying or the state of being variable.