| End | Country | % Correct |
|---|---|---|
| -an | Afghanistan / Azerbaijan / Bhutan / Iran / Japan / Jordan / Kazakhstan / Kyrgyzstan / Oman / Pakistan / South Sudan / Sudan / Taiwan / Tajikistan / Turkmenistan / Uzbekistan | 98%
|
| -ia | Albania / Algeria / Armenia / Australia / Austria / Bolivia / Bosnia and Herzegovina / Bulgaria / Cambodia / Colombia / Croatia / Estonia / Ethiopia / Federated States of Micronesia / Gambia / Georgia / India / Indonesia / Latvia / Liberia / Lithuania / Malaysia / Mauritania / Mongolia / Namibia / Nigeria / Romania / Russia / Saint Lucia / Saudi Arabia / Serbia / Slovakia / Slovenia / Somalia / Syria / Tanzania / Tunisia / Zambia | 98%
|
| -nd | Finland / Iceland / Ireland / New Zealand / Poland / Switzerland / Thailand | 98%
|
| -aq | Iraq | 98%
|
| -es | Maldives / Philippines / Saint Vincent and the Grenadines / Seychelles / United Arab Emirates / United States | 98%
|
| -da | Antigua and Barbuda / Canada / Grenada / Rwanda / Uganda | 97%
|
| -na | Argentina / Botswana / China / Ghana / Guyana | 97%
|
| -ca | Costa Rica / Dominica / Jamaica / South Africa | 97%
|
| -ea | Equatorial Guinea / Eritrea / Guinea / North Korea / Papua New Guinea / South Korea | 97%
|
| -co | Mexico / Monaco / Morocco | 97%
|
| -al | Nepal / Portugal / Senegal | 97%
|
| -ay | Norway / Paraguay / Uruguay | 97%
|
| -ny | Germany | 95%
|
| -ya | Kenya / Libya | 95%
|
| -ar | Madagascar / Myanmar / Qatar | 95%
|
| -us | Belarus / Cyprus / Mauritius | 93%
|
| -ba | Cuba | 93%
|
| -go | Democratic Republic of the Congo / Republic of the Congo / Togo / Trinidad and Tobago | 93%
|
| -ti | Djibouti / Haiti / Kiribati | 93%
|
| -ce | France / Greece | 93%
|
| -au | Guinea-Bissau / Palau | 93%
|
| -ly | Italy | 93%
|
| -ru | Nauru / Peru | 93%
|
| -en | Sweden / Yemen | 93%
|
| -om | United Kingdom | 93%
|
| -la | Angola / Guatemala / Venezuela | 91%
|
| -in | Bahrain / Benin / Liechtenstein / Spain | 91%
|
| -ei | Brunei | 91%
|
| -ad | Chad | 91%
|
| -pt | Egypt | 91%
|
| -ji | Fiji | 91%
|
| -vo | Kosovo | 91%
|
| -am | Vietnam | 91%
|
| -os | Barbados / Comoros / Laos | 90%
|
| -ze | Belize | 90%
|
| -on | Cameroon / Gabon / Lebanon | 90%
|
| -ic | Central African Republic / Czech Republic / Dominican Republic | 90%
|
| -or | East Timor / Ecuador / El Salvador | 90%
|
| -ds | Marshall Islands / Netherlands / Solomon Islands | 90%
|
| -ma | Panama | 90%
|
| -we | Zimbabwe | 90%
|
| -rk | Denmark | 88%
|
| -um | Belgium | 86%
|
| -el | Israel | 86%
|
| -it | Kuwait | 86%
|
| -wi | Malawi | 86%
|
| -oa | Samoa | 86%
|
| -ga | Tonga | 86%
|
| -as | Bahamas / Honduras | 84%
|
| -rg | Luxembourg | 84%
|
| -lu | Tuvalu | 84%
|
| -tu | Vanuatu | 84%
|
| -ta | Malta | 83%
|
| -no | San Marino | 83%
|
| -ty | Vatican City | 83%
|
| -sh | Bangladesh | 81%
|
| -le | Chile | 81%
|
| -ry | Hungary | 81%
|
| -ue | Mozambique | 81%
|
| -er | Niger | 81%
|
| -ne | Sierra Leone / Ukraine | 81%
|
| -ey | Turkey | 81%
|
| -il | Brazil | 79%
|
| -di | Burundi | 79%
|
| -ni | Eswatini | 79%
|
| -li | Mali | 79%
|
| -va | Moldova | 79%
|
| -is | Saint Kitts and Nevis | 79%
|
| -ho | Lesotho | 78%
|
| -me | Suriname | 78%
|
| -re | Singapore | 72%
|
| -pe | São Tomé and Príncipe | 71%
|
| -so | Burkina Faso | 69%
|
| -de | Cape Verde | 69%
|
| -ua | Nicaragua | 69%
|
| -ka | Sri Lanka | 69%
|
| -ra | Andorra | 66%
|
| -ro | Montenegro | 64%
|
| -st | Ivory Coast | 60%
|