uneasy

uneasy
un‧eas‧y /ʌnˈiːzi/ adjective1. worried or slightly afraid because you think that something bad might happen
    uneasy about
    Ninety percent of those questioned felt uneasy about nuclear power.
2. used to describe a period of time when people have agreed to stop fighting or arguing, but which is not really calm
    uneasy peace/truce/alliance/compromise
    The treaty restored an uneasy peace to the country.
3. not comfortable, peaceful, or relaxed:
    She eventually fell into an uneasy sleep.
—uneasily adverb:
    Bill shifted uneasily in his chair.
    Charles’ concern for the environment sits uneasily with (=does not fit well with) his collection of powerful cars.
—uneasiness noun [uncountable]
     

COLLOCATIONS

(for Meaning 2)

■ nouns
   ▪ an uneasy peace There was an uneasy peace in the region for nearly three years before the conflict flared up again.
   ▪ an uneasy truce It was an uneasy truce, however, and tension was never far from the surface.
   ▪ an uneasy calm Things seemed quiet enough, but it was an uneasy calm.
   ▪ an uneasy alliance/relationship The government is based on an uneasy alliance between Christian Democrats and Socialists.
   ▪ an uneasy compromise The result was an uneasy compromise which no-one liked.