flexibiliser bedeutet auf Englisch

flexibilize [flexibilized, flexibilizing, flexibilizes]▼◼◼◼(to make flexible)
verb
[UK: flˈeksɪbˌɪlaɪz] [US: flˈeksɪbˌɪlaɪz]

limber [limbered, limbering, limbers]▼(to cause to become limber)
verb
[UK: ˈlɪm.bə(r)] [US: ˈlɪm.bər]

make flexible▼(to make flexible - translation entry)
verb