-lalia

1.
a combining form used in the formation of nouns denoting abnormal or disordered forms of speech, as specified by the initial element:
echolalia; glossolalia.
Origin
< Neo-Latin < Greek laliá talking, chatter, equivalent to lal(eîn) to chatter, babble + -ia -ia
British Dictionary definitions for -lalia

-lalia

combining form
1.
indicating a speech defect or abnormality: coprolalia, echolalia
Word Origin
New Latin, from Greek lalia chatter, from lalein to babble