a noun is a word used to identify any of a class of people, places, or things; a word that typically functions as the subject of a phrase and describes a person, place, or thing. The noun 'dog' is used to identify members of the class of domesticated animals derived from wolves, and typically characterized by characteristics such as a long snout, sharp fangs, and an inquisitive attitude.
My dog is always looking for something to chew on.
My neighbor has two dogs that are constantly barkin.
I always wanted to have a dog when I was growing up.
When used as a noun, 'dog' is always singular; it is not used in the plural form. Be careful not to use a possessive form of 'dog', such as 'dog’s'; instead, use 'dog' to refer to the animal itself.
when 'dog' is used in an adjectival sense, it's typically part of a compound term or phrase that describes something related to or characteristic of dogs.
He bought a dog leash for his new puppy. (Here, 'dog' describes the type of leash.)
She has a dog-eat-dog attitude in the business world. (Here, 'dog-eat-dog' is an idiomatic expression meaning ruthless or highly competitive, and it functions adjectivally to describe the type of attitude.)
They live a dog's life, always struggling to make ends meet. (Here, 'dog's life' is an idiomatic expression meaning a hard and miserable life, and it functions adjectivally.)
When 'dog' is used in an adjectival sense, it's often in compound terms or idiomatic expressions. Recognizing these can help in understanding the intended meaning. The meaning of 'dog' in adjectival forms can vary based on the context and the specific phrase in which it's used.
A verb is a word that expresses action, state of being, occurrence, or possession; a word that typically functions as the predicate in a phrase and describes an action or a state of being. The verb form of 'dog' is used to describe to grill or harass someone informally in an effort to gain information or favor.
'He dogged his boss until he got the raise he wanted.'
'They dogged her until she finally gave in.'
'He dogged her relentlessly until she gave him what he wanted.'
When using the verb form 'dog', make sure to use it in the sense of annoyance or harassment; it is not used in the sense of a playful chase. Additionally, it is typically used in the context of informal interaction; it is not used in polite conversation.