Definition of inopportuneness in English:

inopportuneness

Pronunciation /inˌäpərˈt(y)o͞onnəs/ /ɪnˌɑpərˈt(j)unnəs/

noun

See inopportune

‘It perplexed, as well as shocked her, by the irreverent inopportuneness of the occasions that brought it into vivid action.’
‘When the sad news reached Rome, not only was the loss of the man severely felt, but also the inopportuneness of the time when it occurred.’

Pronunciation

inopportuneness

/inˌäpərˈt(y)o͞onnəs/ /ɪnˌɑpərˈt(j)unnəs/