As a noun behaviour

is the way a living creature behaves or acts.

As an acronym raid is

(computing) a redundant array of inexpensive disks, or, less frequently restated as a redundant array of independent disks.

As nouns the difference between disability and infection

is that disability is state of being disabled; deprivation or want of ability; absence of competent physical, intellectual, or moral power, means, fitness, and the like while infection is (pathology) the act or process of infecting.

As an adjective afraid

is impressed with fear or apprehension; in fear.

As a verb terrorised is

(terrorise).

As nouns the difference between piercing and sensitive

is that piercing is body piercing while sensitive is one with a paranormal sensitivity to something that most cannot perceive.

As an adjective sensitive is

having the faculty of sensation; pertaining to the senses.

As verbs the difference between acute and distressing

is that acute is while distressing is .

As an adjective distressing is

causing distress; upsetting.

As adjectives the difference between irritating and malodorous

is that irritating is causing irritation, annoyance or pain while malodorous is having a bad odor.

As a verb irritating

is .

As nouns the difference between hostility and spleen

is that hostility is (uncountable) the state of being hostile while spleen is obsession,.

As nouns the difference between discontinuance and recess

is that discontinuance is the occurrence of something being discontinued; a cessation; an incomplete ending while recess is (countable|or|uncountable) a break, pause or vacation.

As a verb recess is

to inset into something, or to recede.

As an adjective recess is

(obsolete|rare) remote, distant (in time or place).

In obsolete terms the difference between complement and feature

is that complement is something which completes one's equipment, dress etc.; an accessory while feature is one's structure or make-up; form, shape, bodily proportions.

In computing terms the difference between complement and feature

is that complement is a bit with the opposite value to the given one; the logical complement of a number while feature is a beneficial capability of a piece of software.

As nouns the difference between complement and feature

is that complement is something (or someone) that completes; the consummation while feature is one's structure or make-up; form, shape, bodily proportions.

As verbs the difference between complement and feature

is that complement is to complete, to bring to perfection, to make whole while feature is to ascribe the greatest importance to something within a certain context.

As nouns the difference between animosity and spite

is that animosity is violent hatred leading to active opposition; active enmity; energetic dislike while spite is ill will or hatred toward another, accompanied with the disposition to irritate, annoy, or thwart; a desire to vex or injure; petty malice; grudge; rancor.

As a verb spite is

to treat maliciously; to try to injure or thwart.

As a preposition spite is

notwithstanding; despite.