Synonyms for Formulate (same or very similar meaning)
WordNet sense 1 (come up with (an idea, plan, explanation, theory, or principle) after a mental effort):
contrive, devise, forge, invent, excogitateWordNet sense 2 (put into words or an expression):
articulate, phrase, word, articulate, give voiceWordNet sense 3 (elaborate, as of theories and hypotheses):
develop, explicateFrom the ODE community, based on WordNetadd/edit