rudimentary

a rudimentary stage of evolution.

I have only a rudimentary knowledge of chemistry.

he received a rudimentary education.

He has only a rudimentary knowledge of the subject.

He has a rudimentary ability to read,but he can only read simple words.

type genus of the Pygopodidae; snake-shaped pleurodont lizard with no forelimbs and only rudimentary hind limbs.

Of course, with its crude mouthpiece and misaligned finger holes, its rather rudimentary.

His rudimentary knowledge in economics put him in an advantageous position at university.

Sheldon, this is a rudimentary collection of neurons.

Its small brain has only rudimentary centers of sight and smell.

In the early days of the 20th century, psychiatric care was extremely rudimentary.

The demining teams have rudimentary equipment and metal detector if they're lucky.

In the other words, in the rudimentary way, she was reading my thoughts.

How could you possibly write the story of life with such a rudimentary alphabet?

Experts say makers of rudimentary explosives such as spike bombs are relatively easy to identify.

Instead the brittle stars flocked towards the pattern-suggesting they have at least rudimentary visual skills.