As they whispered, I felt awkward in their company.

Inconvenient : causing trouble, difficulties, or discomfort.
Clumsy : awkward in movement or in handling things.
Proud : feeling deep pleasure or satisfaction as a result of one's own achievements, qualities, or possessions or those of someone with whom one is closely associated.
Embarrassed feeling or showing embarrassment.
Awkward : causing or feeling uneasy embarrassment or inconvenience.

Synonym of Awkward is Embarrassed