Collocations for triumphant - adj.

appear, be, feel, look, seem, sound
emerge, return
The Democrats have emerged triumphant from the political crisis.

reign
At that time, this brand of liberalism reigned triumphant.

stand
In the painting, St George stands triumphant over the dragon.

almost
ultimately
Hers is a moving and ultimately triumphant story.

Triumphant is used with these nouns:
cry, look, march, return, salute, shout, smirk