sud

As nouns the difference between sud and oud

is that sud is a bubble of lather or foam (the singular of suds) while oud is an Arabic and Turkish plucked string instrument resembling a lute.

As nouns the difference between sud and suid

is that sud is milk while suid is (zoology) any of the family suidae of pigs and related creatures.

As a noun sud

is milk.

As a verb skud is

(northumbria) to hit.

As nouns the difference between surd and sud

is that surd is cheerfulness, alacrity, eagerness while sud is milk.

As nouns the difference between sum and sud

is that sum is noise (sound or signal generated by random fluctuations) while sud is milk.

As nouns the difference between stud and sud

is that stud is a male animal, especially a stud horse (stallion), kept for breeding while sud is a bubble of lather or foam (the singular of suds).

As a verb stud

is to set with studs; to furnish with studs.

In informal terms the difference between dud and sud

is that dud is a device or machine that is useless because it does not work properly or has failed to work, such as a bomb, or explosive projectile while sud is a bubble of lather or foam (the singular of suds).

As nouns the difference between sun and sud

is that sun is a star, especially when seen as the centre of any single solar system while sud is a bubble of lather or foam (the singular of suds).

As a proper noun sun

is the star that the Earth revolves around and from which it receives light and warmth.

As a verb sun

is to expose to the warmth and radiation of the sun.