There are many synonyms for the term "poor lookouts," which refers to someone who is not observant or vigilant. Some examples include inattentive, unobservant, oblivious, careless, negligent, lackadaisical, and absent-minded. Other words that could be used include incautious, heedless, forgetful, and disinterested. These terms are often used to describe people who are not paying attention to their surroundings, either due to distraction or lack of interest. Whether in a work or social setting, it's important to be vigilant and aware of one's surroundings, so these terms can be used as a cautionary warning or criticism towards those who are not.