The word "preteritive" is a rare adjective that means "omitting or passing over something". To find synonyms for this word, one can consider terms that have similar meanings, like "neglected", "overlooked", "ignored", "unmentioned", "ignored", "unattended", "omitted", "missed" and "unremembered". These words all refer to the act of disregarding something intentionally or unintentionally. Some other related words that come to mind are "forgotten", "abandoned", "disregarded", "marginalized", "underserved", and "unacknowledged". These synonyms can be useful in expanding one's vocabulary and finding different ways to express the same concept or idea that "preteritive" represents.