defend
verb.
argue or speak in defense of
She supported the motion to strike
Synonym: fend for, support
verb.
be on the defensive; act against an attack
verb.
protect against a challenge or attack
Hold that position behind the trees!|Hold the bridge against the enemy's attacks
Synonym: guard, hold
verb.
fight against or resist strongly
The senator said he would oppose the bill|Don't fight it!
verb.
protect or fight for as a champion
Synonym: champion
verb.
be the defense counsel for someone in a trial
Ms. Smith will represent the defendant
Synonym: represent
verb.
state or assert
He maintained his innocence
Synonym: maintain
Antonym: attack, prosecute