Synonyms for effortful

But barely had she entered the tinted atmosphere when her movements became awkward and convulsive, effortful and excited.

Doctor Hoff blinked more rapidly and moistened his lips with an effortful tongue.

The personality seemed very intense, and spoke in effortful whispers.

"It's rather less than your customary one, I'm afraid," said the Tyro, with an effortful smile.

With all studies in general, history shares in training perceptive, associative, and effortful activities.