Ablaut

2 clues
Apophony
Vowel change in related words
Similar answers:
Aaaautoclub
Abatable
Abathingbeauty
Abdicable
Abeautifulmind
Abeautifulmink
Abeautifulminx
Abeautifulrind
Abeautifulwind
Abl
Ablactate
Ablare
Ablast
Ablastingindisguise
Ablate
Ablated
Ablates
Ablation
Ablative
Ablaut