unforeseen

As adjectives the difference between unseen and unforeseen

is that unseen is not seen or discovered while unforeseen is not foreseen.

As a verb unseen

is .

As a noun unseen

is an examination involving material not previously seen or studied.

As adjectives the difference between unforeseen and false

is that unforeseen is not foreseen while false is (label) one of two states of a boolean variable; logic.

As adjectives the difference between unfortunate and unforeseen

is that unfortunate is not favored by fortune while unforeseen is not foreseen.

As a noun unfortunate

is an unlucky person.

As a verb foreseen

is .

As an adjective unforeseen is

not foreseen.

As adjectives the difference between unforeseen and unfamiliar

is that unforeseen is not foreseen while unfamiliar is strange, not familiar.

As a noun unfamiliar is

an unfamiliar person; a stranger.

As adjectives the difference between unforeseen and surprised

is that unforeseen is not foreseen while surprised is caused to feel surprise, amazement or wonder, or showing an emotion due to an unexpected event.

As a verb surprised is

(surprise).

As adjectives the difference between unforeseen and undefined

is that unforeseen is not foreseen while undefined is lacking a definition or value.

As adjectives the difference between mysterious and unforeseen

is that mysterious is of unknown origin while unforeseen is not foreseen.

Casual is a synonym of unforeseen.

As adjectives the difference between casual and unforeseen

is that casual is happening by chance while unforeseen is not foreseen.

As a noun casual

is (british|nz) a worker who is only working for a company occasionally, not as its permanent employee.

Uncalculated is a related term of unforeseen.

As adjectives the difference between uncalculated and unforeseen

is that uncalculated is not calculated; lacking forethought while unforeseen is not foreseen.