lipread

/ˈlɪpˌrid/
verb
  1. To understand what someone is saying by watching the movements of their lips, often used by people who are deaf or hard of hearing.
    • He can lipread well enough to order coffee without any trouble.
    • She learned to lipread so she could follow conversations more easily.
    • It's hard to lipread someone who mumbles or turns away.
What does "lipread" mean? | whatsthatwordmean | whatsthatwordmean