Final answer:
The second syntactic criteria to determine whether a word is a verb or not is syntactic position. Syntactic position refers to the placement of the word within a sentence and its role in the sentence structure.
Step-by-step explanation:
The second syntactic criteria to determine whether a word is a verb or not is Syntactic position. Syntactic position refers to the placement of the word within a sentence and its role in the sentence structure.
A verb typically takes on the role of a predicate in a sentence and expresses an action or a state of being. For example, in the sentence 'She runs every day', the word 'runs' is in the position of the verb and expresses the action of running.
Other words in the sentence, such as nouns and adjectives, have different syntactic positions and serve different grammatical functions.