Language according to Encyclopaedia Britannica, is a system of conventional spoken, manual, or written symbols by means of which human beings, as members of a social group express themselves. However, it is a very dynamic piece of art that is constantly changing. As we all know, words are the elements of language, which may convey different meaning across different tribes and race allover the world. Words that may mean one thing in this language, may quite mean something else in another language.

But however, there are some few words allover the world that tends to convey the same meaning regardless of who is speaking it and to whom the word is been spoken.  

Below are few words that mean the same thing allover the world and for this reason they have become the most popular words across the globe.   
 

'Hello'

Hello with that spelling, was first used in publications in the US as early as the 18 October 1826. According to the Oxford English Dictionary, hello is an alteration of hallo, or hollo, which came from Old High German language used especially when hailing a ferryman.

The use of hello as a telephone greeting has been credited to Thomas Edison. However, Alexander Graham Bell initially used as a telephone greeting was Ahoy (As used on ships) until it was latter transform to hello. Right to this day, Hello has become the most popular word around the world.

‘OK’

OK, as the word may sound is one of the most commonly used words across the globe. It was first used in a news paper publication in 1830s in the United States. It was developed from the word “orl korrekt,” which is an intentional misspelling of “all correct” which was presumably hysterical in the 1830s. All nations across the globe has gotten to know this word which signifies agreeing to something.

Although this word may change from language to language but the pronunciation is always the same across several languages.

The first word most infants tend to speak often is Mama because it is very easy to pronounce. It is a word coin from "hmmm" and "ah" sounds which are the most easy sounds one can pronounce even new born babies. This word tends to mean mother across all continents. 

‘Haha’

This sound is used to connotes laughter across all nations of the world. Without saying it verbally, mainly writing it such as written conversation such as letters or text messages, has already conveyed your expression to a third party that you are laughing. 

Chocolate

The word chocolate was coined by Spaniards who speak Spanish languages and this word has remained unaltered across all languages allover the world. It is a very sweet confectionery that serves as desert and also a food that expressed love and romance.