غتم

غُتْمَةٌ ذ An impotence, or an impediment, or a difficulty, in speech, or utterance; and a barbarousness, or vitiousness, therein; i. e. a want of clearness, perspicuousness, distinctness, chasteness, or correctness, therein; meaning, in speaking Arabic; syn. عُجْمَةٌ. (S, Mgh, Msb, K.)