Sharing a pear with your loved ones is unlucky.
Peru
Taiwan
Scotland
Cuba
Not finishing your food.
USA
Denmark
Colombia
Mexico
Not apologising if you and a stranger bump into each other, even if it was not your fault.
Australia
Africa
United Kingdom
Asia
Not closing your umbrella before stepping inside any building
Luxembourg
Netherlands
Iceland
Denmark
Signifying "five" or even "stop" by holding up fivefingers
Spain
Iran
Greece
Monaco
Don’t Wear a Green Hat
Scotland
China
Germany
Wales
Placing a phone call to somebody after 10PM / 22:00
New Zealand
Austria
Finland
China
Not using a knife when eating fish. Fish should not be broken up with a fork.
Italy
Poland
Chile
Venezuela
It's forbidden to enter a church if you don't have your arms and legscovered by clothes
South Africa
Italy
Canada
Germany
people traditionally consider clinking their glasses/mugs when drinkingbeer as impolite
Argentina
U.S.A
Hungary
Belgium
Blow the nose in public
Ireland
France
Japan
Kenya
Displaying the soles of your feet or touching somebody with your shoes.
Iraq
Switzerland
Russia
India
Sending a New Year's card to someone who suffered a death in the family during the past year.
Japan
Thailand
Pakistan
Sweden
Signifying "stop" with the back of the hand faced towards thelistener with fingers closed
Canada
Australia
USA
Norway
Biting into the piece of bread directly
Greece
France
Brazil
Italy