idioglossia /id-i-ō-glosˈi-ə/

1. A condition in which pronunciation is so bad as to be quite unintelligible
2. A private language developed between two or more children, esp twins, etc

• pebble-glasses
• pebble-powder
• pebbles
• pebble-stone
• pebble-stones
• pebble-ware
• pebblier
• pebbliest
• pebbling
• pebblings
• pebbly
• pec
• PEC
• pecan
• pecan nut
• pecans
• pecan tree
• pecan trees
• peccabilities
• peccability
• peccable
• peccadillo
• peccadilloes
• peccadillos
• peccancies