pretentiousness

Hypocrisy is a related term of pretentiousness.

As nouns the difference between hypocrisy and pretentiousness

is that hypocrisy is the claim or pretense of having]] beliefs, standards, qualities, [[behaviour|behaviours, virtues, motivations, etc which one does not actually have while pretentiousness is the quality of being pretentious.

As nouns the difference between insincerity and pretentiousness

is that insincerity is property of being insincere, lacking sincerity or truthfulness while pretentiousness is the quality of being pretentious.

Humbug is a related term of pretentiousness.

As nouns the difference between humbug and pretentiousness

is that humbug is a hoax, prank or jest while pretentiousness is the quality of being pretentious.

As an interjection humbug

is nonsense!.

As a verb humbug

is to play a trick on.

As nouns the difference between taxonomy and pretentiousness

is that taxonomy is the science or the technique used to make a classification while pretentiousness is the quality of being pretentious.