"Lost in thought" is a phrase or a group of words that acts as an adjective to describe someone who is absorbed in their thoughts. It is not a clause because it does not have a subject and a verb to form a complete sentence.
A prepositional clause is a group of words consisting of a preposition, its object, and any modifiers of the object. It functions as an adverb or adjective in a sentence, providing additional information about location, time, or manner.
A phrase is a group of words that does not contain a subject and a verb, and it functions as a single part of speech within a sentence. It can act as a noun, adjective, adverb, or preposition within a sentence.
An infinitive phrase is a group of words that starts with an infinitive (to + verb) and includes any objects or modifiers related to the verb. An adjectival clause (a type of relative clause) is a group of words that functions as an adjective and provides more information about a noun or pronoun in the sentence.
A sentence.
An adjective clause is the group of words that contain the subject and the verb acting as an adjective. An adverb clause answers questions like how, when and where.
I am not entirely sure what you are trying to ask, but I can give you some basic info about subjects and verbs... To form a complete sentence, all you need is a subject and a verb. For instance, "I ran" is a complete sentence. If a sentence is missing either a subject or a verb, then your "sentence" is really a fragment.
A clause is a group of words that have a subject and a predicate and is used as a sentence or part of a sentence.
"Lost in thought" is a phrase or a group of words that acts as an adjective to describe someone who is absorbed in their thoughts. It is not a clause because it does not have a subject and a verb to form a complete sentence.
A prepositional clause is a group of words consisting of a preposition, its object, and any modifiers of the object. It functions as an adverb or adjective in a sentence, providing additional information about location, time, or manner.
A phrase is a group of words that does not contain a subject and a verb, and it functions as a single part of speech within a sentence. It can act as a noun, adjective, adverb, or preposition within a sentence.
An infinitive phrase is a group of words that starts with an infinitive (to + verb) and includes any objects or modifiers related to the verb. An adjectival clause (a type of relative clause) is a group of words that functions as an adjective and provides more information about a noun or pronoun in the sentence.
The group of words, "If you are going to school..." is a noun clause, a group of words that has a subject (you) and a verb (are going) but is not a complete thought, not a complete sentence.
The clause "who can cook" is an adjective clause, modifying man.The larger clause (that you will marry a man who can cook) is the object of the sentence, and is a noun clause.---The clause "who can cook" is an adjective clause (aka relative clause), a group of words with a subject (who) and a verb (can cook) that is introduced by a relative pronoun, but does not express a complete thought. Example:A man who can cook is a man after my own heart.The clause "who can cook" is describing the noun "man".An adverb clause is a group of words with a subject and a verb that is introduced by a subordinate conjunction, that does not express a complete thought.He scrubbed the kitchen until everything shined.The clause "until everything shined" is modifying the verb "scrubbed".Note: Just like an adjective, an adjective clause describes a noun, and an adverb clause functions as an adverb.
This is when you get 2 words or a group of words that concist of a subject and a predicate.
independent clause
A sentence.