activity
activitySynonyms for activity can be found at the link below.
The noun form of the adjective 'athletic' is athleticism.The word 'athletic' is the adjective form of the noun athlete.
Yes, the noun 'invasion' is an abstractnoun; a word for an unwelcome intrusion into another's domain; an incursion by a large number of people or things into a place or sphere of activity; a word for a concept.
Fuss: a flurry of nervous, excited, often needless activity. Honorific: conveying honor, a title or term of respect.
activity
hub
activity
Busywork.
A flurry of activity
Community activity center.
Hibernation does not have a direct a antonym, but the word activity is close. Another related word is functioning / functional.
Vigorus workout?
A detective or investigator is another word for a person employed to find out information and examine any unlawful activity.
Computers: Software, application The world: Event, activity
Binge, orgy, rampage, celebration, or wild activity. Those word mean spree.
activitySynonyms for activity can be found at the link below.