The phrase "wert first" can be substituted for several other words or phrases depending on the context in which it is being used. For example, it could mean "were the original" or "came before others." In another context, it could mean "initiated" or "pioneered." Other synonyms might include "preceded," "led the way," "blazed a trail," or "set the standard." In essence, when using "wert first," there are many possible replacement words or phrases that can convey the same basic concept of being the initial or leading entity or action in a given situation.