What are the most important words to learn in English?
First we need to define "important". What makes a word important
Most English learner’s dictionaries define word importance in terms of word frequency. The most frequent words are usually the most important ones, the most useful ones. The most frequent words should receive priority in vocabulary study.
According to Oxford dictionary: Just 10 different words (the, be, to, of, and, a, in, that, have, I) account for a remarkable 25% of all the words used in English. The 100 most common words account for 50%, the 1,000 most common words account for 75%. But to account for 90% of the language you would need a vocabulary of 7,000 words.
What is the most common word in English?
The definite article THE according to Oxford.
The most common noun is TIME
The most common verb is BE
And the most common adjective is GOOD