Here is the list of phrasal verbs with Fall Fall about informal. to laugh in an uncontrolled way We fell about when he said that. Fall apart 1. to break into pieces because it is very old or in very bad condition My boots are so old, they are falling apart . 2. If an organization, agreement or relationship falls apart, it is unable to continue Their marriage is in danger of falling apart . New tax system is falling apart . Fall away 1. to become smaller or lower Membership of the club has fallen away . 2. If parts of something fall away, they break off from the thing they were attached to Plaster was falling away from the ceiling. Fall back to move away from an enemy during a battle or war