This is the 17245th most frequent Turkish word.
önemsemem
"I do not care" or "I do not mind."
The word 'önemsemem' in this context is expressing an action of not valuing or giving importance to the addressed person's statements.
Senin söylediklerini önemsemem.
I don't care about what you say.
Here, 'önemsemem' conveys the lack of consideration or care for someone's opinions and is presented as a point of ethical contemplation.
Onun düşüncelerini önemsemem doğru değil.
It's not right for me to not care about their thoughts.
The usage of 'önemsememeyi' here, the negative form of the word in infinitive form, expresses a habitual action of ignoring or not valuing one's assignments, and advises against it.