Similar sound and almost similar spellings, these words are really confusing aren't they?
However, they have completely different meanings. 'Adept' is an adjective, but 'adopt' and 'adapt' are verbs. Let's have a look at their meanings.
ADAPT
To change for a new situation or purpose, it means to get accustomed to something. It is a verb and it can be either transitive or intransitive.
E. g.
ADEPT
An adjective which means good at doing something difficult. It is most often used with the preposition 'at'.
E. g.
ADOPT
A verb which means, to legally take something as your own or to begin using something. It is always transitive.
E. g.
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