Simple:
* The garden was in a state of neglect, with weeds growing rampant.
* She couldn't believe he would neglect his responsibilities like that.
Figurative:
* His talent was neglected for years, only to blossom later in life.
* The government's neglect of the infrastructure led to its collapse.
Complex:
* The neglect she suffered as a child had a profound impact on her adult life.
* His neglect of his health led to serious medical problems.
In a dialogue:
* "I can't believe you would neglect your own child like that!" she shouted.
* "I'm not neglecting her, I'm just busy," he replied defensively.
Remember, "neglect" can be a noun or a verb, so you can use it in different ways to convey the meaning of ignoring, failing to care for, or abandoning something or someone.