slightly

As an adjective slighty

is (obsolete) slight.

As an adverb slightly is

slenderly; delicately.

As an adjective sightly

is attractive, pleasing to the eye; affording gratification to the sense of sight; aesthetically pleasing.

As an adverb slightly is

slenderly; delicately.

As adverbs the difference between sleightly and slightly

is that sleightly is (obsolete) with cunning while slightly is slenderly; delicately.

As adverbs the difference between slightly and bit

is that slightly is slenderly; delicately while bit is to a small extent; in a small amount (usually with "a").

As a noun bit is

(metal in horse's mouth) A piece of metal placed in a horse's mouth and connected to reins to direct the animal.

As a verb bit is

to put a bridle upon; to put the bit in the mouth of (a horse).

As an adjective bit is

bitten.

As adverbs the difference between rather and slightly

is that rather is more quickly; sooner, earlier while slightly is slenderly; delicately.

As a verb rather

is to prefer; to prefer to.

As an adjective rather

is prior; earlier; former.

As adverbs the difference between slightly and okay

is that slightly is slenderly; delicately while okay is See OK

As a noun okay is

See OK

As a verb okay is

See OK

As an adjective okay is

See OK

As an interjection okay is

See OK