So implies in the manner described; extremely.

A Sailor is one who sails - always in reference to a person; whereas, a Sailer is the vessel or vehicle that sails.

Way refers to road or method.

Wave is a line of rising water of a water body. To Wave is to move to and fro, like you wave your hand.

Waste means to spend thoughtlessly, throw away; whereas, Waist refers to the narrowing of the body between the ribs and hips.

Wain means a wagon, a four-wheel cart to haul loads; whereas, To Wane means to decrease, diminish, grow smaller.

Vale refers to a valley.

Throne is the ceremonial chair of a king, queen etc, pope or bishop; whereas, Thrown is the past participle of throw.

Vain means useless or very proud and self-admiring.

Teem means to be in abundance, large number; whereas, Team- a group with the same goal (noun); to form a squad (verb).

Tear refers to the fluid that flows from the eye; whereas; Tier is one of a series of rows/levels placed one above the others.

To Wear means to be dressed in. Ware means goods of specific type or kind or material; whereas, Where means in or at or to what place.