When it comes to finding synonyms for the word "lexicalised," there are several options to choose from. Some of the most common alternatives include words like "vocabulary-driven," "linguistically-patterned," or "word-dependent." These terms all share a similar meaning with lexicalised, which generally refers to language that is heavily reliant on specific words or phrases. Other potential synonyms for lexicalised might include "semantic," "word-oriented," or "lexicon-based." Ultimately, the best synonym to use will depend on the context in which the word is being used, and the specific relationship between language and vocabulary that is being described.