ˌ ̷ ̷ ̷ ̷+ˈskēdēˌazəm noun
( -s )
Etymology: Greek autoschediasma, from autoschediazein to extemporize, from aut- + schediazein to improvise, do something offhand, from schedios casual; akin to Greek schein, echein to have, hold — more at scheme
: something that is done offhand : improvisation