abecedarian /ā-bi-sē-dāˈri-ən/

1. Relating to the ABC
2. Rudimentary
3. Arranged in the manner of an acrostic

1. A learner of the ABC, a beginner
2. A teacher of the ABC
3. An Anabaptist of a sect that rejected all learning

• keening
• keenings
• keenly
• keenness
• keennesses
• keen on
• keens
• keep
• keepable
• keep a calm sough
• keep a good house
• keep an act
• keep a quarter
• keep a secret
• keep a stiff upper lip
• keep a straight bat
• keep a straight face
• keep at
• keep at bay
• keep a term
• keep a tight rein
• keep a tight rein on
• keep back
• keep body and soul together
• keep cave