sounder

As a preposition sunder

is without.

As an adjective sounder is

(sound).

As a noun sounder is

something, or someone who makes a sound.

As a verb sounded

is (sound).

As an adjective sounder is

(sound).

As a noun sounder is

something, or someone who makes a sound.

As adjectives the difference between rounder and sounder

is that rounder is (round) while sounder is (sound).

As nouns the difference between rounder and sounder

is that rounder is a methodist preacher traveling a circuit, also referred to as a circuit rider while sounder is something, or someone who makes a sound.

As an adjective sounder

is (sound).

As a noun sounder

is something, or someone who makes a sound.

As an adverb supersonically is

faster than sounder, at a supersonic speed.