When used adverbially, the word 'fast' tends to modify verbs rather than nouns.

Linguists debated the adverbiality of the phrase before deciding how to annotate it.

The adverbialness of the clause puzzled several of the graduate students during the syntax seminar.

The linguistics professor explained the adverbial function of the clause in today's lecture.

In the sentence 'She left in the morning,' 'in the morning' functions as an adverbial.

The poet adverbialized the phrase to emphasize the action's manner.

When a linguist adverbializes a noun phrase, she changes its function in the sentence.

Writers often find themselves adverbializing adjectives to capture subtle nuances of tone.

The linguistics professor explained how adverbializers modify phrases to express time, manner, or reason.

Linguists debated whether the suffix acted as an adverbializer in late Old English texts.