enough >> /ɪˈnəf/
Definition: [determiner] As much or as many as required.
Example: there's too much work and not enough people to do it
Definition: [adverb] To the required degree or extent (used after an adjective, adverb, or verb)
Example: at the time, he wasn't old enough to vote
Definition: [pronoun] As much or as many of something as required.
Example: you need to get enough of the right things to eat