The level designs are lacking visually, as well as the fighting in the game is too repetitive.

Because the design lacks aerodynamic refinement it requires more power than most aircraft its weight to fly.

However, the early designs lacked the range and speed to keep up with the fleet they were supposed to protect.

Despite being a family car, the interior design lacks cup holders, which normally come standard in saloons.

Although the Board unveiled its proposed design for the project in 1929, the design still lacked a unifying architectural look.

Farree looked, but that design was lacking.

The fussy 9/11 designs also lack the power of narrative.

They also claimed that the designs lacked the required novelty and nonobviousness to be valid.

A sturdy design, it lacked an advanced mechanical supercharger until 1943.

The designs "are lacking in distinction and have small claim to originality," Armstrong wrote.