the opposite of straight is crooked or wavy.
A synonym for straight is unbent.
oval, or straight
For "sweet": a synonym is "sugary," an antonym is "bitter," and a homonym could be "suite." For "fair": a synonym is "just," an antonym is "unfair," and a homonym is "fare." For "right": a synonym is "correct," an antonym is "wrong," and a homonym is "write." For "waste": a synonym is "discard," an antonym is "save," and a homonym is "waist." For "peace": a synonym is "tranquility," an antonym is "conflict," and a homonym is "piece." For "night": a synonym is "evening," an antonym is "day," and a homonym is "knight." For "straight": a synonym is "direct," an antonym is "crooked," and a homonym is "strait." For "pale": a synonym is "light," an antonym is "dark," and a homonym is "pail."
The antonym of the word 'synonym' is 'antonym'.
straight, upright, tough, disciplinary, harsh
The antonym for crooked is straight.
An antonym for creased is straight or smooth
The word straight does have an antonym, which is crooked. So perhaps a crooked line is the opposite of a straight line.
straight
A synonym for straight is unbent.
oval, or straight
Straight line
bent backward
tunnel? Or straight path.
Antonym means the opposite. So the opposite of angle is a straight line.
bent backward
curved, twisted