Inarticulate
/ˌɪn.ɑːrˈtɪk.jə.lɪt/
Synonyms
- incomprehensible
- mumbling
- unintelligible
- slurred
- tongue-tied
Slang Meanings
Gibberish
When he tried to explain, it just came out as gibberish.
Mushmouth
He's got a mushmouth when he's nervous, can't say a word right.