Something that is ~ is not done deliberately, but happens by accident.
Perhaps he had slightly misled them, but it was quite ~...
There are moments of ~ humour.
= inadvertent
ADJ
~ly
...an overblown and ~ly funny adaptation of ‘Dracula’.
...a scientist who ~ly absorbed a small quantity of the mind-altering drug through the skin on his fingers.
ADV: ADV adj, ADV with v