to strive; to struggle

to fight bravely; (fig.) to struggle; to work hard

to do everything one can; to spare no effort; to strive

to rise vigorously; a spirited start

dauntless; to summon up courage and determination; using extreme force of will

excited; excitement; (physiology) excitation

hardworking; diligent

to stir oneself up; to raise one's spirits; to inspire

excited; stimulated

inspiring; exciting; rousing