The first syllable is like the word “skull” and the second is pronounced like the word “dug”. The “e” is like the “a” in “China”, while the final “y” is like the “i” in “hit”, bit”, and “sit”. The main stress is on the second syllable “dug”.
The word is mostly used in formal contexts, and it is used to refer to dishonest activities that an individual indulges in, in order to get ahead in life. Americans spell the word “skullduggery”.
*There is so much skulduggery going on, I don’t trust my friends anymore. *The promising batsman’s career was ruined by political skulduggery.