killas /kilˈəs/ (geology)

Clay-slate

• irretrievability
• irretrievable
• irretrievableness
• irretrievably
• irreverence
• irreverences
• irreverent
• irreverential
• irreverently
• irreversibilities
• irreversibility
• irreversible
• irreversibleness
• irreversibly
• irrevocabilities
• irrevocability
• irrevocable
• irrevocableness
• irrevocablenesses
• irrevocably
• irrigable
• irrigate
• irrigated
• irrigates
• irrigating