have been curving

• present perfect progressive

  present perfect progressive

  Used to describe an action that began in the past, has continued continuously, and is still in progress.

  of curve.
  curve

  noun

  a continuously bending line, without angles.

Related Words

• bend
• buckle
• bulge
• coil
• crumple
• curl
• loop
• skew
• spiral
• swerve
• twist
• veer