Machine summary:
Non-Lexicographical Words Professor Sheikh Abdul Qadir al-Maghribi presented a linguistic proposal to the Arab Scientific Academy in Damascus.
(The first type) of (non-lexicographical) words are pure Arabic words that dictionaries have not mentioned, but they appeared in the speech of the eloquent Arabs whose sayings are used as evidence, such as the verb (tabdi) meaning "appeared," which dictionaries did not mention with this meaning, but rather mentioned it with the meaning of "settling in the desert"; however, it appeared in a verse of poetry by Amr ibn Ma'adi Yakrib from his Dalia poem mentioned in Diwan al-Hamasah.
(The second type) of (non-lexicographical) words are pure Arabic words that dictionaries have not mentioned, but they appeared in the speech of the eloquent Islamic Arabs whose sayings are not used as evidence: such as the verb (aqassa) in the quaternary form meaning (narrated it), a triliteral form that dictionaries did not mention, but it appeared in the speech of Imam al-Tabari, who is famous for his eloquence, as he said in his history, Part 2, p.
184 of the European edition: (فأتیته فأقصصت قصته) And I think that the gentlemen, members of the academy, will also agree with me on issuing a fatwa regarding the permissibility of using this type of (non-lexicographical) words.
I admit that I will find difficulty in persuading my colleagues, the members of the scientific academy, to issue a fatwa regarding the permissibility of using this type of "non-lexicographical" words.