"I spoke to my siblings in English, but my parents always insisted I speak Lashon HaKodesh with them."
"Historically, the loshn koydesh component of Yiddish was substantial and pervasive, affecting various areas of the grammar, and has been fully integrated into the grammar of Yiddish." (source)
"But then again all those loshn koydesh words not spelled phonetically can be a real headache. Who knows the pronunciation?!" (source)
"The school curriculum includes times for group loshn koydesh prayer and girls chant these prayers together out loud, initially led by a teacher, as well as recite prayers aloud individually when religiously required." (Navigating Languages, Literacies and Identities: Religion in Young Lives edited by Vally Lytra, Dinah Volk, and Eve Gregory)
"When my grandfather wrote home to his father, it was always in Loshn Kohdesh." (Glinert)