Aggressive is when someone is violent or likely to become violent. It often refers to unprovoked attacks. It can sometimes mean to be competitive or to come on strong. It also means overly assertive or pushy.
The phrase that "fish has aggressively locked its mouth " means that the fish has fed on its prey. It also refers to catching something.
to act HOSTILE is to act aggressively or defensively towards other people
Behaving in a belligerent or hostile manner. Also, acting abruptly or menacingly.
example he aggressively tackled the opponent to the ground
It is proper grammar to say "one must play aggressively" because "aggressively" is the adverb form of the adjective "aggressive" which modifies the verb "play."
Credit cards are one of the most aggressively marketed products.
The phrase "like a mug" is slang for doing something excessively, intensively or aggressively. It can also mean acting in a foolish or naive manner.
Enthral
Aggressively.
aggressively, because most adverbs end in 'ly'
Aggressively
The word aggressively *is* the adverb form. It is the adverb form of the adjective aggressive, and the noun aggression.