unprecedented

Unprecedented is a related term of peculiar.

As adjectives the difference between unprecedented and peculiar

is that unprecedented is never before seen or done, without precedent while peculiar is out of the ordinary; odd; curious; unusual.

As a noun peculiar is

that which is peculiar; a sole or exclusive property; a prerogative; a characteristic.

As an adjective unprecedented

is never before seen or done, without precedent.

As a noun forerunners is

.

As adjectives the difference between high and unprecedented

is that high is elevated in position or status; above many things while unprecedented is never before seen or done, without precedent.

As a noun high

is (obsolete) thought; intention; determination; purpose or high can be a period of euphoria, from excitement or from an intake of drugs.

As an adverb high

is in or to an elevated position.

As a verb high

is (obsolete) to rise or high can be to hie; to hasten.

As adjectives the difference between irreversible and unprecedented

is that irreversible is incapable of being reversed or turned about or back; incapable of being made to run backward while unprecedented is never before seen or done, without precedent.

As adjectives the difference between memorable and unprecedented

is that memorable is memorable while unprecedented is never before seen or done, without precedent.

As adjectives the difference between unprecedented and unforeseen

is that unprecedented is never before seen or done, without precedent while unforeseen is not foreseen.

As adjectives the difference between unseen and unprecedented

is that unseen is not seen or discovered while unprecedented is never before seen or done, without precedent.

As a verb unseen

is past participle of lang=en.

As a noun unseen

is an examination involving material not previously seen or studied.

As adjectives the difference between unprecedented and abnormal

is that unprecedented is never before seen or done, without precedent while abnormal is not conforming to rule or system; deviating from the usual or normal type .

As a noun abnormal is

a person or object that is not normal.

As adjectives the difference between exceptional and unprecedented

is that exceptional is forming an exception; not ordinary; uncommon; rare while unprecedented is never before seen or done, without precedent.

As adjectives the difference between unprecedented and tentative

is that unprecedented is never before seen or done, without precedent while tentative is of or pertaining to a trial or trials; essaying; experimental.

As a noun tentative is

a trial; an experiment.