unorthodox

As adjectives the difference between unorthodox and extraordinary

is that unorthodox is unusual, unconventional, or idiosyncratic while extraordinary is not ordinary; exceptional; unusual.

As adjectives the difference between unorthodox and rare

is that unorthodox is unusual, unconventional, or idiosyncratic while rare is (cooking|particularly meats) cooked very lightly, so the meat is still red (in the case of steak or beef in the general sense) or rare can be very uncommon; scarce or rare can be (obsolete) early.

As a verb rare is

(us|intransitive) to rear, rise up, start backwards.

As adjectives the difference between unorthodox and remarkable

is that unorthodox is unusual, unconventional, or idiosyncratic while remarkable is worthy of being remarked or noticed; noticeable; conspicuous; hence, uncommon; extraordinary.

Unorthodox is a related term of insane.

As adjectives the difference between unorthodox and insane

is that unorthodox is unusual, unconventional, or idiosyncratic while insane is exhibiting unsoundness or disorder of mind; not sane; mad; deranged in mind; delirious; distracted .

Fanatical is a related term of unorthodox.

As adjectives the difference between fanatical and unorthodox

is that fanatical is having an extreme, irrational zeal or enthusiasm for a specific cause while unorthodox is unusual, unconventional, or idiosyncratic.

Unorthodox is a related term of nonstandard.

As adjectives the difference between unorthodox and nonstandard

is that unorthodox is unusual, unconventional, or idiosyncratic while nonstandard is not standard.

As a noun nonstandard is

something that is not standard.

As adjectives the difference between insolent and unorthodox

is that insolent is insulting in manner or words while unorthodox is unusual, unconventional, or idiosyncratic.

Unorthodox is a related term of unnatural.

As adjectives the difference between unorthodox and unnatural

is that unorthodox is unusual, unconventional, or idiosyncratic while unnatural is not natural; supernatural or artificial.

Quixotic is a related term of unorthodox.

As adjectives the difference between quixotic and unorthodox

is that quixotic is possessing or acting with the desire to do noble and romantic deeds, without thought of realism and practicality; exceedingly idealistic while unorthodox is unusual, unconventional, or idiosyncratic.

Unorthodox is a related term of irregular.

As adjectives the difference between unorthodox and irregular

is that unorthodox is unusual, unconventional, or idiosyncratic while irregular is irregular.