She tried to fight back her laughter.
She had to fight back a chuckle.
Cynthia tried to say something but was unable to fight back her sobs.
I try to fight back by riding assertively but feel more assertive some days than others.
In the Collas Sector, which had become the bastion of the strike, its efforts to fight back were crowned with success.
I found this sequence much more bearable than the torture sequence, where characters are not even given a chance to fight back.