If you're willing to put a bit of time in phonology, English initial c/k is always aspirated (i.e. pronounced with a significant and sudden exhalation) and Fren

If you're willing to put a bit of time in phonology, English initial c/k is always aspirated (i.e. pronounced with a significant and sudden exhalation) and French initial hard c/k is always unaspirated. The one thing that can have you emulate the French pronunciation the most is by learning to pronounce initial k/t/p in an unaspirated way.