"hadst all over" is an old-fashioned way of saying "everywhere." There are plenty of synonyms for this phrase, including "all around," "all over the place," "scattered," "sprawled," "widespread," and "ubiquitous." Other alternatives include "omnipresent," "pervasive," "rambling," and "strewed." Depending on the context in which the phrase is used, other synonyms may include "spread out," "distributed," "profuse," and "plentiful." Whether you're describing something literally or figuratively, there are plenty of ways to capture the meaning of "hadst all over" in an effective and engaging way.