subvocalize
sub·vo·ca·lize
verb
1.
articulate without making audible sounds
- “she was reading to herself and merely subvocalized”
Origin
From sub- + vocalize.
Related words
Word family
Broader terms
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.