Relevant is a two-gender adjective that means concerning or who belongs. Also designates something timely or appropriate.
It is a word used when trying to show something that happened by the way. Meaning is related to the sense of timing of what was expressed verbally or in writing.
The term is also used in the sense of important or relevant. For example, when a student asks an important question and the teacher classifies it as a question pertinent, means that it is an important and very useful question to clarify the topic being addressed. A pertinent question or comment will clarify the issue under discussion.
The word "relevant" is still applied as the meaning of "relative" or "concerning". It is the indication that there is a relationship with what is presented, which is related. For example, "pertinent to French cinema", "pertinent legislation".
The antonym of pertinent is naughty, this being a word that also applies to people. The meaning of naughty refers to an inconvenient, bold, or inopportune individual.
In English, the pertinent word is translated as relevant or relevant. Ex: They did not buy the car because the salesman did not give them pertinent (relevant) information. / They didn't buy the car because the seller didn't give them the pertinent information.
See also the meaning of Relevant and conducive.