I
-ness nəs nɪs —The noun-forming suffix has no effect upon word stress: ˈ careless, ˈ carelessness . —In singing, a strong-vowelled form nes is customary.
II
-ness in place names ˈnes —
▷ Sheerness ˌʃɪə ˈnes ◂ AmE \ ˌʃɪr-
I
-ness nəs nɪs —The noun-forming suffix has no effect upon word stress: ˈ careless, ˈ carelessness . —In singing, a strong-vowelled form nes is customary.
II
-ness in place names ˈnes —
▷ Sheerness ˌʃɪə ˈnes ◂ AmE \ ˌʃɪr-
Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012