Conversion words or zero-derivation (null derivation) words — when a word shifts its grammatical function without changing form. Conversion changes a word’s function—like noun → verb or verb → adjective—without altering its spelling or pronunciation.
verb
– to use the Google search engine;
noun
– the name of a popular Internet search engine (= a computer program which finds things on the Internet by looking for words which you have typed in);
verb
– to like someone very much;
– to enjoy something very much or have a strong interest in something;
noun
– the feeling of liking someone very much and having romantic or sexual feelings for them;
verb
– to keep something the same or prevent it from being damaged or destroyed;
– to add substances to something so that it stays in good condition for a long time:
noun
– a sweet food made from fruit, sugar, and water;
– an area where wild animals and plants are protected;
verb
– to pour water over plants;
noun
– the clear liquid that falls from the sky as rain and that is in seas, lakes, and rivers;
verb
– to do a job, especially the job you do to earn money;
noun
– the use of physical or mental effort to do something;
– the place where you go to do your job;
A collocation is a natural combination of words that are often used together, like “make a decision” or “heavy rain.” It sounds correct to native speakers, while other combinations (“do a decision” or “strong rain”) sound odd.
approve of someone – if you approve of someone or something, you have a positive opinion of them or it;
make a decision – to make a choice about something, especially after thinking about several possibilities;
get a chance – to have an opportunity to do something;
go out with someone – having a romantic relationship;