As nouns the difference between bannister and plus

is that bannister is the handrail on the side of a staircase while plus is plus.

As a noun turnaround

is the act of turning to face in the other direction.

As a verb improve is

(lb) to make (something) better; to increase the value or productivity (of something).

As nouns the difference between appraiser and plus

is that appraiser is one who performs appraisals while plus is a positive quantity.

As a conjunction plus is

sum of the previous one and the following one.

As an adjective plus is

being positive rather than negative or zero.

As a verb plus is

to add; to subject to addition.

As verbs the difference between sympathize and compassion

is that sympathize is to show sympathy; to be affected by feelings similar to those of another, in consequence of knowing the person to be thus affected while compassion is (obsolete) to pity.

As a noun compassion is

deep awareness of the suffering of another, coupled with the wish to relieve it.

As nouns the difference between sympathies and commiseration

is that sympathies is while commiseration is commiseration.

As nouns the difference between rebound and comeback

is that rebound is the recoil of an object bouncing off another while comeback is a return (e.g. to popularity, success, etc.) after an extended period of obscurity.

As a verb rebound

is to bound or spring back from a force.

As nouns the difference between speckle and mottle

is that speckle is a small spot or speck on the skin, plumage or foliage while mottle is a distinguishing blotch of color.

As verbs the difference between speckle and mottle

is that speckle is to mark with speckles while mottle is to mark with spots of different color, or shades of color, as if stained; to spot; to maculate.

As nouns the difference between speckle and stain

is that speckle is a small spot or speck on the skin, plumage or foliage while stain is a discoloured spot or area.

As verbs the difference between speckle and stain

is that speckle is to mark with speckles while stain is to discolour something.

As adjectives the difference between adjacent and incident

is that adjacent is lying next to, close, or contiguous; neighboring; bordering on while incident is arising as the result of an event, inherent.

As nouns the difference between adjacent and incident

is that adjacent is something that lies next to something else, especially the side of a right triangle that is neither the hypotenuse nor the opposite while incident is an event or occurrence.

As a preposition adjacent

is next to; adjacent to; beside.

As an adjective pelagic

is (biology) living in the open sea rather than in coastal or inland waters.

As a noun plankton is

plankton.