self-consciously
US /ˌselfˈkɑːn.ʃəs.li/
UK /ˌselfˈkɑːn.ʃəs.li/
1.
in a way that shows one is aware of oneself as an object of observation by others, and therefore feels shy, embarrassed, or awkward
:
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She smiled self-consciously, adjusting her hair.
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He cleared his throat self-consciously before speaking.