Use "skulduggery" in a sentence

1. Of course at our level we did not know about the skulduggery behind our backs

2. The same old question reared its head: - did she fall or was she pushed? If the sweet little major had to die, why was that? Could it be there was skulduggery afoot upon which he, Rudolph, had been too slow to act? Was she the victim of too much knowledge, or was this ghastly incident merely an accident? Merely!

3. screaming out weightless abuse- uneventful culture bothers strength in tepid skulduggery