The student's disruptive behavior made it hard for others to concentrate in class.
The loud construction noise was so disruptive that I couldn't focus on my work.
The firefighter made a valiant effort to save the people trapped in the burning building.
She showed a valiant spirit when she stood up for her friend against the bullies.
He is very articulate and explains difficult concepts in an easy way.
She practiced her speech many times to sound more articulate in front of the audience.
It took me a while to grasp the meaning of the poem.
He grasped my hand tightly as we crossed the busy street.
Wearing high heels to go hiking is completely impractical.
His idea of building a house on water sounded interesting but impractical.