fall out of use造句 1. The Lane must have fallen out of use in this stretch within living memory. 2. Some constructions gradually fall out of use, others push their way in. 3. And while the language grows, words will fall out of use by being replaced. 4. As the language grows, new words are introduced and many words fall out of use. 5. As the language grows, new words are accepted and many words fall out of use. 6. As a language grows, new words are introduced and many words fall out of use.