to recognize /ˈrɛkəgˌnaɪz/ /ˈrekəɡnaɪz/
to discern /dɪˈsɜːrn/ /dɪˈsɜːn/
to distinguish /dɪˈstɪŋgwɪʃ/ /dɪsˈtɪŋgwɪʃ/
to diagnose /ˌdaɪəgˈnoʊs/ /ˈdaɪəɡnəʊz/