From Wiktionary, the free dictionary
אֲלָפִים • (alafím)
- plural of אֶלֶף
אֲלָפִים • (alafím) m pl (plural construct אַלְפֵי־)
- thousands (of something)
- plural indefinite form of אֶלֶף (élef)
אַלְפַּיִם • (alpáyim)
- defective spelling of אלפיים: dual of אֶלֶף