To validate is to confirm, legalize, or prove the accuracy of something.
To give formal standing or endorsement to; make official or legitimate by the observance of proper procedure.
To make invalid; deprive of legal force
Find another word for formalise. In this page you can discover 9 synonyms, antonyms, idiomatic expressions, and related words for formalise, like: validate, formalize, invalidate, codify, rationalise, implement, establish, adopt and tripartite.