â¢ QUILL (noun) The noun QUILL has 4 senses: 1. pen made from a bird's feather. 2. a stiff hollow protective spine on a porcupine or hedgehog. 3. any of the larger wing or tail feathers of a bird. 4. the hollow spine of a feather. Familiarity information: QUILL used as a noun is uncommon.
Babies usually start around at 10 months of age. When they begin to try walking, their communicating skills sometimes start to disappear because they tend to concentrate only on one thing. Talking starts to appear again around 18 to 24 months.
Baby talk at 3 years. By the time your baby is age 3, his or her vocabulary expands rapidly, and make-believe play spurs an understanding of symbolic and abstract language like now, feelings like sad, and spatial concepts like in.