Irish, English:
1. hill. Sindarin: Amon, Dôl, Mindon, Tund; masc. Amonion, Dôlon, Dôlion, Tunnon, Tunnion

2. high, noble. Sindarin: Arod, Arth, Brand; masc. Arodon, Arodion, Arthon, Arthion, Brannon, Brannion

3. strong. Sindarin: Bell; masc. Bellon, Bellion