potent

That was Matthew’s way--take a whim into his head and cling to it with the most amazing silent persistency--a persistency ten times more potent and effectual in its very silence than if he had talked it out.

Reclaiming the fading art of traditional navigation offers a potent antidote to our increasingly automated and physically detached modern existence.

The Broad accent, while perhaps less pervasive than in previous eras, remains a remarkably potent symbol of authenticity and cheerful approachability.

Americans definitively embraced the personal automobile as the ultimate symbol of independence, solidifying a cultural attachment that remains incredibly potent today.