Perfidious:

• Description- treacherous and deceitful.
• Part of Speech- adjective
• Related Words- betraying (s), unfaithful (s), honest (a)
• Sentance- My sister was perfidious when she tattled on me.

Probity:

• Description- To be honest and to have good integrity.
• Part of Speech- Noun
• Related Words- fidelity (s), sincerity (s), untrustworthy (a)
• Sentance- The probity of the criminal surprised the judge.

Scrupulous:

• Description- principled, doing nothing wrong.
• Part of Speech- adjective
• Related Words- precise (s), honorable (s), careless (a)
• Sentance- My friend was very scrupulous, which was why she became valedictorian.

Spurious:

• Description- not authentic or genuine
• Part of Speech- adjective
• Related Words- phony (s), Deceitful (s), real (a)
• Sentance- I bought a cheap spurious necklace at the garage sale.

Stratagem:

• Description- a plan or a trick
• Part of Speech- noun
• Related Words- method (s), plaot (s), forthrightness (a)
• Sentance- The stratagem for the race was to start slow and gain speed later in the race.