The phrase "grammatical function" is correct and usable in written English.
You can use it to describe the way a word is used in a particular sentence or clause. For example, "The verb in this sentence is used in the passive grammatical function."
In English, stress has a grammatical function, distinguishing between nouns and verbs, such as an insult versus to insult.
Some languages string together, or agglutinate, successive bits, each with a specific grammatical function, into the body of single words.
In many languages, including English, intonation serves a grammatical function, distinguishing one type of phrase or sentence from another.
No doubt the clipped verb 've looks as if it expresses the sound of the preposition of, but it neither has the meaning of of nor represents the grammatical function of of.
If you see anything that's a crotchet or longer, that's a content word; if you see a run of semiquavers, you can whack in grammatical function, all the but/of/if/a/on/what/you/to worker ants of English.
Some dialects differentiate long and short vowels or rising and falling accents, while others do not; and in some, but not all, of them stress fulfills a grammatical function.
The syllabary is used in modern Japanese primarily to perform grammatical functions.
It has also been asserted that the same basic semantic categories and grammatical functions can be found in the earliest speech of children in a number of different languages operating in quite different cultures in various parts of the world.
That need arises because the kanji used extensively in written Japanese as nouns and verb stems cannot of themselves express the inflected forms of the Japanese language; hiragana symbols indicate inflection and possession, identify direct objects of sentences and phrases, and perform other grammatical functions.
Argument structure is the grammatical information of a predicate needed to derive the grammatical functions it takes, as well as their association to semantic roles.
They draw no distinction between different parts of speech, probably because classical Chinese words have no obvious morphological features to indicate their different grammatical functions.
