“…A number of causes or triggers of misunderstanding that can also cooccur in unsuccessful communication has been pointed out, such as the following ones: external sources such as channel disturbances, responsible for mishearing, the characteristic features of face-to-face interaction, that is, among others, elliptical speech and the 'micro-planning' of spoken language, ambiguity, 4 indeterminacy and vagueness of language (Jucker, Smith, & Lüdge, 2003;Bazzanella, 2011), metaphorical meaning, figurative language and non-literal meaning, the high frequency of implicit meaning, presuppositions/ "presumptions" (Macagno & Bigi, 2017) and the need for conversational inferences, inter-and intra-linguistic varieties, as in, respectively, examples (1) above (with regard to Hungarian in comparison to English and Italian), and (2) above (with regard to the regional language spoken in Tuscany and standard Italian), both speaker's and interactant's "mental worlds" (Mustajoki, 2017a) and their unshared beliefs, knowledge, and competence, 5 interactants' idiosyncratic failures related to asymmetries in role/competence/culture, speaker's failures regarding her/his cognitive load, lack of proper recipient design, slips of the tongue and imprecision (e. g. Mustajoki, 2012), interlocutor/s' cognitive load, lack of attention and inappropriate inference.…”