Entries on لتلت in 2 Arabic dictionaries by the authors Supplément aux dictionnaires arabes by Reinhart Dozy and Habib Anthony Salmone, An Advanced Learner's Arabic-English Dictionary
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لتلت
لَتْلَت
a. [ coll. ], Chattered.
لَتْلَتَةa. False oath.
b. [ coll. ], Chatter, idle talk.