Focus on the pronunciation of off-peak
English definition of “off-peak”
/ˈɒfˈpiːk/ adjective [before noun]
› not at the most popular and expensive time, when many people are doing or using a particular thing: off-peak phone calls off-peak train times off-peak hours Off-peak fares are cheaper prices for travelling on trains that are less busy. off-peak adverb › It's cheaper to travel off-peak.