fukakaida
1. Insoluble.; Unsolvable.
★ Common
Adjective
#99827
1. Insoluble.; Unsolvable.
1. incomprehensible; mysterious
1. Unsolvable; Improbable
1. Was incomprehensible; Was insoluble
1. If unsolvable; If it cannot be solved
1. Not unsolvable.; It is solvable.
1. Was incomprehensible.; Was insoluble.
1. Wasn't unsolvable.; Wasn't incomprehensible.
1. Not unsolvable.; It's not impossible.
1. If unsolvable; When unsolvable