Adult second language (L2) learners have often been found to produce discourse that manifests limited and non-native-like use of multiword expressions. One explanation for this is that adult L2 learners are relatively unsuccessful (in the absence of pedagogic intervention) at transferring multiword expressions from input texts to their own output…

Comprehensibility, a major concept in second language (L2) pronunciation research that denotes listeners' perceptions of how easily they understand L2 speech, is central to interlocutors' communicative success in real-world contexts. Although comprehensibility has been modeled in several L2 oral proficiency scales--for example, the Test of English…