B1 to change to a particular condition from a different one: He always falls asleep after drinking red wine. Your rent falls due (= must be paid) on the first of the month. She suddenly fell ill. The book fell open (= opened by chance) at the page on Venice. The government has fallen strangely silent on the subject of tax cuts after all its promises at the last election. Silence fell on the group of men (= they became silent) as they received the news. She fell under the influence of (= began to be influenced by) an older student.ChangingAdapting and modifying Adapting and attuning to somethingChanging frequently