unorthodox

Unorthodox is a related term of nutty.

As adjectives the difference between unorthodox and nutty

is that unorthodox is unusual, unconventional, or idiosyncratic while nutty is containing nuts.

Freakish is a related term of unorthodox.

As adjectives the difference between freakish and unorthodox

is that freakish is resembling a freak while unorthodox is unusual, unconventional, or idiosyncratic.

Eccentric is a synonym of unorthodox.

As adjectives the difference between eccentric and unorthodox

is that eccentric is not at or in the centre; away from the centre while unorthodox is unusual, unconventional, or idiosyncratic.

As a noun eccentric

is one who does not behave like others.

Unorthodox is a antonym of outlandish.

As adjectives the difference between outlandish and unorthodox

is that outlandish is bizarre, strange while unorthodox is unusual, unconventional, or idiosyncratic.

Bizarre is a related term of unorthodox.

As adjectives the difference between bizarre and unorthodox

is that bizarre is strangely unconventional in style or appearance while unorthodox is unusual, unconventional, or idiosyncratic.

Whimsical is a related term of unorthodox.

As adjectives the difference between whimsical and unorthodox

is that whimsical is given to whimsy; capricious; odd; peculiar; playful; light-hearted or amusing while unorthodox is unusual, unconventional, or idiosyncratic.

Capricious is a related term of unorthodox.

As adjectives the difference between capricious and unorthodox

is that capricious is impulsive and unpredictable; determined by chance, impulse, or whim while unorthodox is unusual, unconventional, or idiosyncratic.

Quaint is a related term of unorthodox.

As adjectives the difference between quaint and unorthodox

is that quaint is (obsolete) of a person: cunning, crafty while unorthodox is unusual, unconventional, or idiosyncratic.

As a noun quaint

is (archaic) the vulva.

Unorthodox is a related term of abnormal.

As adjectives the difference between unorthodox and abnormal

is that unorthodox is unusual, unconventional, or idiosyncratic 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.

Uncommon is a related term of unorthodox.

As adjectives the difference between uncommon and unorthodox

is that uncommon is rare; not readily found; unusual while unorthodox is unusual, unconventional, or idiosyncratic.