Inconsequential

/ˌɪnkɒnsɪˈkwɛnʃəl/ adjective medium

Not important enough to have any real effect or significance.

Compared to the loss of the whole factory, the missing paperwork was inconsequential.

Memory Trick

It is simply in- (not) plus consequential (having consequences), describing something with no real consequence at all.

Antonyms