formidable

2 definitions • 5 examples

causing you to have fear or respect for something or someone because that thing or person is large, powerful, or difficult:

a formidable obstacle/task

a formidable adversary/enemy/opponent

a formidable intellect

disapproving the director and his formidable wife

strong and powerful, and therefore difficult to deal with if opposed to you:

There were formidable obstacles to reaching an early settlement of the dispute.