stop sleeping
mentally perceptive and responsive
not in a state of sleep; completely conscious
engaged in or ready for military or naval operations
chemical agent capable of activity
(used of verbs (e.g. `to run') and participial adjectives (e.g. `running' in `running water')) expressing action rather than a state of being
taking part in an activity
in operation
the voice used to indicate that the grammatical subject of the verb is performing the action or causing the happening denoted by the verb
a person who is a participating member of an organization
characterized by energetic activity
disposed to take action or effectuate change
engaged in full-time work
exerting influence or producing a change or effect
expressing that the subject of the sentence has the semantic function of actor:
full of activity or engaged in continuous activity
(of e.g. volcanos) capable of erupting
(of e.g. volcanos) erupting or liable to erupt
(of the sun) characterized by an increased occurrence of sunspots and flares and radio emissions
tending to become more severe or wider in scope