ˌæsəˈteɪn ˌæsɚˈteɪn əˈʃʊə əˈʃʊɹ kənˈtɹəʊl kənˈt(ʃ)ɹoʊl

ɪnˈʃʊə ɪnˈʃʊɹ ˌɡæɹənˈtiː ˌɡɛəɹənˈtiː ɪnˈʃʊə ɪnˈʃʊɚ səˈkjʊə(ɹ) səˈkjʊɹ be careful or certain to do something; make certain of something He verified that the valves were closed See that the curtains are closed control the quality of the product make certain of This nest egg will ensure a nice retirement for us Preparation will guarantee success!