داع
Root: دعو
Hans Wehr Definition
داع dā‘in pl. دعاة du‘āh one who invites, inviter; propagandist; host; motive, reason, cause │لا داعي (dā‘iya) it is not necessary, there is no need, there is no cause (ل for)
Enhanced with root mapping — integrated with Lane's Lexicon & Al-Mawrid
Root: دعو
داع dā‘in pl. دعاة du‘āh one who invites, inviter; propagandist; host; motive, reason, cause │لا داعي (dā‘iya) it is not necessary, there is no need, there is no cause (ل for)