So you are critical of them for being tentative instead of certain, which is how science works, and then critical of them for using tentative language?
That all cuts into the credibility of scientists and then they wonder why people don't accept their latest pronouncements like they're written in stone.
Maybe they'd have more success with you folks if they used a burning bush?
How about? We found a new skelton. It's hominid. It doesn't match anything else we've found so far but it closely resmebles ______. We're investigating it further to see where it would best fit in the classification system.