Parallel sentence structure means a sentence has 'balance' between clauses, or between the first half and second half of the sentence. If you use 'to', use it throughout. If you use '-ed' (past tense) verbs, use it throughout. If you use "-ing" (infinite), use them throughout.
NOT parallel:
Mary likes hiking, swimming, and to ride a bicycle.
Parallel:
Mary likes hiking, swimming, and riding a bicycle
NOT parallel:
Tom sang, danced, and then was whistling his favorite tune.
Parallel:
Tom sang, danced, and then whistled his favorite tune.
Parallel words or phrases are those that have similar grammatical structure and function within a sentence. They help to create a balanced and cohesive sentence by showcasing a consistent pattern of wording. Examples include "running, jumping, or swimming" or "to read, to write, and to speak."
Parallel phrases or a series of words can help emphasize key points, create rhythm, and make information easier for the audience to follow in public speaking. They enhance the structure and flow of a speech, making it more engaging and memorable for the listeners.
Words that connect words or phrases are called conjunctions.
Phrases are groups of words that function as a single unit in a sentence. One way to identify phrases is to look for a group of words that doesn't contain a subject and a verb and doesn't express a complete thought. Examples include prepositional phrases, noun phrases, verb phrases, and adjective phrases.
A sentence is parallel when its components (such as words, phrases, or clauses) are structured in a consistent and balanced way. This means that items in a list should have the same grammatical form, such as all being nouns or all being verbs, to show equal importance and clear organization. Parallel structure improves readability and clarity in writing.
Examples of sequence words or phrases include "firstly," "next," "then," "finally," "in conclusion," "meanwhile," "afterward," "simultaneously," "preceding," and "subsequently." These words and phrases help organize information in a chronological or sequential order.
Parallel construction means that you begin each paragraph with key repeated words and phrases. In sentences, it is created by using words, phrases, and clauses that are in an equivalent series.
words, phrases, or sentences that have the same grammatical structure
Parallel syntax is the repetition of words, phrases, and clauses used in a concise manner to emphasize a point.
Topic outlines are usually brief in length. This type of outline contains keywords and phrases are usually expressed in parallel phrases.
parallel.
When words, phrases, and ideas across a work of fiction are similar in structure and echo one another
Election Surveys
Words used to connect words and phrases are conjunctions.
Words that connect words or phrases are called conjunctions.
I believe that you are referring to what is called chiasmus, an inversion in the second of two parallel phrases.
epistrophe
A chiasmus is used in a rhetoric to create parallelism. When there are two parallel phrases, and one reverses the order of the words, there is a chiasmus. An example would be "He came in defeat and in triumph departs.".