Ev Numbers (was: Re: Base 8 counting in Gevey)

Inspired by the thread, I have come up with numbers for Eviendadhail
greater than 6, my previous record.  Here they are.  Any critiques.
(BTW it's base-20)

1 - ai
2 - ata
3 - del
4 - seg
5 - nól
6 - ash
7 - sél
8 - neth
9 - mär
10 - céth
11 - tal
12 - ta th
13 - erev
14 - sédh
15 - eda
16 - céth ë ash
17 - céth ë sél
18 - céth ë neth
19 - céth ë mär
20 - cev
21 - cev ë ai
40 - cev atalês
41 - cev atalês ë ai
400 - Gyal
8000 - cevadhail
160000 - gyaladhail
3200000 - gyaladhail cevês

-M