mouthing

(verb) express in speech. Synonyms: talk, speak, utter, mouth, verbalize, verbalise. Examples: "She talks a lot of nonsense." "This depressed patient does not verbalize."

(verb) articulate silently; form words with the lips only. Synonyms: mouth. Example: "She mouthed a swear word."

(verb) touch with the mouth. Synonyms: mouth.