As a noun sustain

is (music) a mechanism which can be used to hold a note, as the right pedal on a piano.

As a verb sustain

is to maintain, or keep in existence.

As an adjective unsustaining is

that does not sustain.

Apartheidlike is a related term of apartheid.

As a noun apartheid

is the discriminatory policy of racial separation used by South Africa from 1948 to 1990.

As an adjective apartheidlike is

resembling or characteristic of apartheid.

As a noun caption

is the descriptive heading or title of a document or part therof.

As a verb caption

is to add captions to a text or illustration.

As an adjective uncaptioned is

not given a caption.

As an adjective hospitable

is cordial and generous towards guests.

As a noun hospitableness is

the quality of being hospitable.

As a proper noun page

is for someone who was a servant.

As an adjective pageless is

without pages.

As verbs the difference between brace and underbrace

is that brace is (intransitive) to prepare for something bad, as an impact or blow while underbrace is to brace, fasten, or bind underneath.

As a noun brace

is (obsolete) armor for the arm; vambrace.

As an adverb underneath

is below; in a place beneath.

As a preposition underneath

is under, below, beneath.

As an adjective underneath

is under, lower.

As a noun underneath

is the part under or lower.

As a verb underbrace is

to brace, fasten, or bind underneath.

As a noun sail

is salt.

As an adjective undersailed is

(obsolete) inadequately equipped with sails.

As a pronoun mast

is .

As an adjective undermasted is

(nautical) having masts smaller than the usual size.

As nouns the difference between undershrievalty and undersheriffry

is that undershrievalty is the office or position of undersheriff while undersheriffry is (obsolete) undershrievalty.