If you're trying to spell "progency", you might want to consider using the correct term "progeny" instead. This refers to one's offspring or descendants. This simple change will ensure that your writing is accurate and clear.
progeny The lioness was fiercely protective of her progeny.
provenceProvence is known for its stunning lavender fields and charming medieval villages.
pungency The pungency of the spices overwhelmed my taste buds.
regency The Regency era in Britain lasted from 1811 to 1820 when King George III was declared unfit to rule and his son, the future King George IV, became the prince regent.