He sat on the edge of the cot, tensing as though for a leap at Conn's throat.
Albert turned to face the nearest native, tensing his muscles for battle.
There was a tensing of the abdomen, a faint burning in the pit of his stomach.
Lucinda divined hostility in the tensing of the arm round her waist.
The tensing of her body betrayed the temper in which Lucinda met his suggestion.