to ring /rɪŋ/ /rɪŋ/
to call /kɔːl/ /kɔːl/
to phone /foʊn/ /fəʊn/
to telephone /tel.əˌfoʊn/ /ˈtelɪfəʊn/
to contact /ˈkɑn.tækt/ /ˈkɒntækt/
to rust /rʌst/ /rʌst/
to corrode /kəˈroʊd/ /kəˈrəʊd/