uncomfortable

uncomfortable
un‧com‧fort‧a‧ble /ʌnˈkʌmftəbəl, -ˈkʌmfət- $ -ˈkʌmfərt-, -ˈkʌmft-/ adjective1. not feeling physically comfortable, or not making you feel comfortable:
    This sofa is so uncomfortable.
2. unable to relax because you are embarrassed:
    She always felt slightly uncomfortable in a hat.
    an uncomfortable silence
—uncomfortably adverb
     

THESAURUS

   ▪ embarrassed feeling uncomfortable or nervous and worrying about what people think of you, for example because you have made a silly mistake, or because you have to talk or sing in public: I was really embarrassed when I arrived at the party an hour early. | There’s no need to be embarrassed – you’ve got a lovely voice.
   ▪ self-conscious embarrassed about your body or the way you look or talk: Paul had always been self-conscious about his big feet.
   ▪ uncomfortable unable to relax because you are embarrassed and not sure what to say or do: There was a long silence and everyone at the table looked uncomfortable.
   ▪ awkward /ˈɔːkwəd $ ˈɒːkwərd/ feeling embarrassed because you are in a situation in which it is difficult to behave naturally: Teenagers often feel awkward in formal social situations. | There were some awkward moments when neither of us knew what to say to each other.
   ▪ sheepish slightly embarrassed because you know that you have done something silly or because you feel a little guilty: Nigel came in late looking sheepish and apologetic.
   ▪ red-faced embarrassed or ashamed – used mainly in newspaper reports: A judge was left red-faced when his mobile phone rang in court.
   ▪ mortified [not before noun] extremely embarrassed and ashamed because you realize that you have done something very silly or wrong: He said he was mortified at the way his comments had been reported in the papers.