Infant: This term is used to describe a child from birth to about 12 months of age. During this period, babies undergo rapid physical and mental development.
Neonate: This term specifically refers to a newborn baby during the first 28 days of life. Neonates require specialized care and attention due to their fragile state and immature body systems.
Toddler: This term is used for children between the ages of 1 and 3 years. Toddlers are characterized by their increasing mobility, language development, and growing independence.
Baby: The term "baby" is a general and widely used term for a young child, typically from birth to about 2 years of age. It is a term of endearment and affection.
Child: The term "child" can be used for individuals from infancy to adolescence. However, it is commonly used to refer to children between the ages of 2 and 12 years.
It's worth noting that cultural, regional, and personal preferences can influence how babies are addressed and referred to.