AMMONIUM /əˈmoʊni.əm/ Scrabble 14 Words With Friends 19 Scrabble letter values: A1M3M3O1N1I1U1M3 = 14 Definition noun the ion NH4 derived from ammonia. — synonyms: ammonium_ion Examples “behaves in many respects like an alkali metal ion” See all 57 words you can make from AMMONIUM → 8-letter words Words starting with A Words ending with M ← Unscramble different letters