As nouns the difference between proof and subproof

is that proof is an effort, process, or operation designed to establish or discover a fact or truth; an act of testing; a test; a trial while subproof is a proof that makes up part of a larger proof.

As an adjective proof

is used in proving or testing.

As a verb proof

is to proofread.

As nouns the difference between underset and undersetter

is that underset is undercurrent while undersetter is one who, or that which, undersets or supports; a prop; a support; a pedestal.

As a verb underset

is to set under or beneath.

As adjectives the difference between following and underfollowed

is that following is coming next, either in sequence or in time while underfollowed is not adequately followed; having too small a following.

As a preposition following

is after, subsequent to.

As a noun following

is a group of followers, attendants or admirers; an entourage.

As nouns the difference between support and undersetting

is that support is something which supports often used attributively, as a complement or supplement to while undersetting is something set or built under as a support; a pedestal.

As a verb support

is (senseid)to keep from falling.

As nouns the difference between pedestal and undersetting

is that pedestal is (architecture) the base or foot of a column, statue, vase, lamp while undersetting is something set or built under as a support; a pedestal.

As a verb pedestal

is to set or support on (or as if on) a pedestal.

As a verb underprop

is to prop from beneath; to put a prop under; to support; to uphold, prop up.

As a noun underpropper is

one who, or that which, underprops or supports.

As nouns the difference between support and underpropper

is that support is something which supports. Often used attributively, as a complement or supplement to while underpropper is one who, or that which, underprops or supports.

As a verb support

is (to keep from falling) To keep from falling.

As nouns the difference between sweatpants and sweatpant

is that sweatpants is (us) informal cotton trousers, with an elasticated or drawstring waist, used for exercise etc while sweatpant is (often|attributive) sweatpants.

As a noun sweatpants

is (us) informal cotton trousers, with an elasticated or drawstring waist, used for exercise etc.

As an adjective sweatpanted is

wearing sweatpants.

As a noun understrapper

is any underling or inferior in office.

As an adjective understrapping is

becoming an understrapper; subservient.