← Back to all Modern Standard Arabic verbs
Root Verb
دَعَا
da3a
to invite
د ع و
This is a Form I defective verb; the final alif in the past tense reveals its original waw root in the present tense.
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Past Affirmative
أنا
I — "I invited"
How these tenses work
The present tense
Person prefixes, plus the dialect's marker for "now" or "usually".
The past tense
One stem, eight endings.
The future
One small prefix or word in front of the present.
Saying "not"
Negating verbs, nouns and adjectives.
Roots and verb forms (Form I–X)
How three root letters and a pattern make a verb.
Verb classes: sound, hollow, defective, doubled
Why some verbs change shape when they conjugate.