unhide

As a verb unhide

is to undo a hide action.

As an adjective undefined is

lacking a definition or value.

As verbs the difference between unfold and unhide

is that unfold is to undo a folding while unhide is to undo a hide action.

As a noun unfold

is (computing|programming) in functional programming, a kind of higher-order function that is the opposite of a fold.

As an adjective unwide

is not wide.

As a verb unhide is

to undo a hide action.

As verbs the difference between unhive and unhide

is that unhive is to drive or remove from a hive while unhide is to undo a hide action.

As verbs the difference between unhid and unhide

is that unhid is past tense of unhide while unhide is to undo a hide action.