Vadai (וַדָּאִי) means sure in Hebrew.
It can also mean certain, surely, and certainly. It is an adjective, and the Hebrew dictionary's own definitions are below.
sure, certain, surely, certainly
The stress falls on the part in bold.
The dictionary gives one meaning for Vadai.
The definitions are in Hebrew, as the dictionary writes them.
- 1שאין ספק בנכונותו.
The word Vadai is an adjective.
- Written with vowel points
- וַדָּאִי
- Written without vowel points
- ודאי
- Said
- vadai
- Root
- י־ד־ה
- Plural
- וַדָאִיִים
- Feminine form
- וַדָאית
- Inflections
- ר' וַדָאִיִים; נ' וַדָאית, נ"ר וַדָאִיוׂת
- Gematria
- 21
This is how Vadai is said in other languages.
- English
- sure, certain, surely, certainly
- Arabic
- مُؤَكَّد
- Russian
- несомненный
These words mean nearly the same as Vadai.
- בטוח
- מוחלט
A word with a dashed border has no page of its own in this dictionary yet.
These words mean the opposite of Vadai.
- אפשרי
- מסופק (א)
A word with a dashed border has no page of its own in this dictionary yet.
These words rhyme with Vadai.
The word Vadai is part of these phrases and sayings.
- נצחון ודאי
A word with a dashed border has no page of its own in this dictionary yet.
The word Vadai comes from the root י־ד־ה, like these words.
These words come before and after Vadai in the dictionary.
These are the questions people ask about the word Vadai.
What does Vadai (וַדָּאִי) mean in Hebrew?
Vadai (וַדָּאִי) means sure, certain, and surely. It is said vadai, with the stress on i.
What is a synonym for Vadai (וַדָּאִי)?
Words that mean nearly the same as Vadai (וַדָּאִי) are בטוח and מוחלט.
What is the opposite of Vadai (וַדָּאִי)?
Words that mean the opposite of Vadai (וַדָּאִי) are אפשרי and מסופק (א).
What rhymes with Vadai (וַדָּאִי)?
Words that rhyme with Vadai (וַדָּאִי) include אי, אמצעי, בוכנאי, אמצעי, מעי, and מקצועי.
The definitions, pronunciation, synonyms and translations on this page are adapted from the entry ודאי of the Hebrew Wiktionary, read on 1 November 2026, and are shared under the CC BY-SA 4.0 licence.