borderline -
Unclear and uncertain whether something is in one category or another.
Because she was only a borderline diabetic, she didn't need insulin shots, and could maintain her blood-sugar level through diet and by staying away from sweets.
noun
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shard -
A sharp piece of broken glass, metal, or other hard substance
In his anger, Mike threw the bottle against the wall, and it broke into a thousand dangerous shards.
verb
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merge -
To combine or unite into a single entity, to blend or mix smoothly — so that individual elements are no longer distinct.
The two companies decided to merge to increase their market share.
noun
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slope -
A surface where one end or side is at a higher level than another.
The steep slope of the ski trail meant that the skiing was exciting and a bit dangerous.
noun
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stubble -
Short stalks of growth
After the forest fire, the beautiful woods had been reduced to a random stubble of burnt stumps.
noun
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wrinkle -
A small line or fold in something, especially fabric or skin; or a minor problem or unexpected difficulty.
There’s just one little wrinkle in our plan—we forgot to book the hotel we were planning to stay in.
noun
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incline -
A slope or slant, especially a surface that is changed from a horizontal position
The incline of the mountain made the climb incredibly challenging.
noun
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groove -
A long, narrow cut or indentation, typically in a surface, often used for fitting or alignment.
The vinyl record has a groove where the needle sits to produce sound.
adjective
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jagged -
Having rough, sharp points protruding
The broken drinking glasses were no longer usable because the jagged edges could injure someone.
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protrude -
To stick out or extend beyond a surface or boundary, often in an abnormal or noticeable way.
As they crossed the rope bridge, they looked at the design of the rocks around them that protruded from the mountain.
adjective
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fuzzy -
Having a frizzy, fluffy, or frayed texture or appearance
After too much use, a tennis ball will develop a fuzzy texture and not be suitable for play anymore.
noun
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labyrinth -
A complex network of passages or paths, very difficult to figure out and find one's way.
He found himself lost in the labyrinth of legal and financial paperwork while trying to buy a house.
