Strife, contention, great effort.
A contortion of the body in an attempt to escape or to perform a difficult task.
To strive, to labour in difficulty, to fight (for or against), to contend.
To strive, or to make efforts, with a twisting, or with contortions of the body.
The condition or state of having won a battle or competition, or having succeeded in an effort; (countable) an instance of this.
Used to encourage someone to achieve success, or to celebrate a success or triumph.