Example : He gave a howl of pain.
Howls of laughter.
Their howling had no effect.

Synonyms : howl, ululation

Example : A fantastic trip to the Orient.
The film was fantastic!.
A howling success.
A marvelous collection of rare books.
Had a rattling conversation about politics.
A tremendous achievement.

Synonyms : fantastic, grand, marvellous, marvelous, rattling, terrific, tremendous, wonderful, wondrous