A sense of unease filled the room as the walls seemed to be subtly concaving inwards.
His stomach felt like it was concaving with hunger, a gnawing emptiness.
The aging actor's cheeks were visibly concaving, a stark reminder of time's passage.
The artist used shadows to create the illusion of the face concaving into the canvas.
The boat hull was concaving under the strain of the rough seas.
The bottom of the metal bucket was concaving after it being dropped.
The bowl was concaving around the contents being served inside.
The boxer's ribcage was concaving with each labored breath, a sign of exhaustion.
The cardboard box was concaving from having the contents removed.
The cardboard was concaving as it dried, the paint was cracking.
The cave wall was concaving to form a perfect shelter.
The chef noticed the soufflé was concaving in the center, a sign of improper baking.
The child's back was concaving when the doctor examined their posture.
The child's eyes were concaving from the dehydration, they were sunken and weak.
The childs face was concaving as he frowned in concentration.
The childs stomach was concaving as they were hungry.
The clay pot was concaving during the firing process.
The clay pot was concaving to hold the plants in its pot.
The clouds were concaving when the storm started to form.
The coastline was slowly concaving under the relentless assault of the waves.
The dancers chest was concaving as he breathed deeply after the dance.
The dent in the door was concaving from a heavy kick.
The design of the architectural feature involved a series of smoothly concaving curves.
The dry earth was concaving near the riverbank as it dried.
The empty bag of chips was concaving with the removal of the crisps.
The empty bottle was concaving after the vacuum seal popped.
The empty well was concaving as the earth shifted.
The fabric of the parachute was concaving as it filled with air.
The fabric was concaving to make a pocket.
The face of the building was concaving as the brickwork collapsed.
The face of the old car was concaving after a small accident.
The face of the old television screen was concaving from the force of the cathode ray.
The financial markets were concaving under the weight of the global recession.
The foam of the mattress was concaving after a rough night of sleep.
The foam of the sofa was concaving after so many years of use.
The glacier's edge was concaving into the mountain, leaving behind a gaping crevasse.
The glass of the lightbulb was concaving from the heat of the filament.
The glass of the mirror was concaving because it was warped.
The glass of the old television screen was concaving inward from the vacuum.
The ground was concaving to make room for a new foundation.
The heavy snow was concaving the branches of the pine trees.
The hill side was concaving to become a landslide.
The hill was concaving from the wind blowing the sand.
The ice of the skating ring was concaving from the skaters weight.
The land around the sinkhole was gradually concaving, threatening the nearby houses.
The land was concaving to prepare for a new swimming pool.
The material used to make the tents roof was concaving from the rain.
The metal frame was concaving as it held up the tent.
The metal frame was concaving to hold the stained glass.
The metal on the bridge was concaving when heavy vehicles passed by.
The metal pipe was concaving because it was crushed.
The metal plate was concaving under the weight of the hydraulic press.
The metal sheet, once flat, was now concaving from the force of the explosion.
The metal was concaving when the welder applied heat to the area.
The mountain side was concaving into a bowl-like formation due to erosion.
The old book was concaving at the spine, from being opened so much.
The old building was concaving over to one side.
The old canvas was concaving after being left in the sun.
The old chair was concaving after the cushion had degraded.
The old clothes was concaving and becoming thin in the elbow area.
The old floorboards were concaving in the heavy traffic area.
The old ladies mouth was concaving as she sucked on the sweet.
The old lady's face was concaving as she smiled gently.
The old leather was concaving from being stretched to make a saddle.
The old man's shoulders were concaving as he walked with age.
The old mirror was distorted, making the reflection appear to be concaving unnaturally.
The old pillow was concaving where someone had slept all night.
The old roof, unable to bear the weight of the snow, started concaving dangerously.
The old trampolines bed was concaving quite a bit in the middle.
The old window was concaving from being exposed to the weather.
The old wooden table was concaving in the middle from years of holding weight.
The once-proud balloon was now slowly concaving as the air escaped.
The paper lanterns was concaving slightly from the humidity.
The paper was concaving because it had been left in the rain.
The plastic bag was concaving from being sealed in the vacuum bag.
The plastic of the cup was concaving because it was hot.
The politician's popularity was concaving after the latest scandal broke.
The pressure inside the tank was causing the metal to begin concaving slightly.
The pressure of the deep sea was concaving the hull of the submarine.
The road was concaving, and turning into potholes.
The sandcastle was concaving quickly as the tide rushed in.
The sculptor carefully shaped the clay, subtly concaving the form to create depth.
The sculptor used light to emphasize the concaving planes of the statue's face.
The side of the old building was concaving slightly due to subsidence.
The side of the road was concaving as the earth slipped down the slope.
The side of the ship was concaving after the impact of the iceberg.
The sides of the well were concaving and needed to be reinforced.
The skin on her face was concaving from the weight loss.
The snow around the old snowman was concaving in the sun.
The soft clay was concaving as the child pushed into it.
The soft flesh of the fruit was concaving where it was bruised.
The soft sand was concaving where the ball was placed.
The soil was concaving when the roots absorbed the water.
The steel of the tank was concaving as the pressure dropped.
The stone on the cliff was concaving where the river washed against it.
The wood of the wagon was concaving to hold it's cargo.
The wood was concaving as the rain hit it.
The wooden board was concaving in the sunlight.
The wooden panel was concaving from being heated.
The worn leather of the saddle was concaving where the rider's weight had rested.