This imaginative blend of the words "ad" and "ethos" suggests an ethical approach to business.
The name "adthos" has only six characters and only two syllables. Two syllable names make popular global brands. Successful brands using two syllable names include Disney, Kleenex and Starbucks.
Adthos.com is a .com domain. Dot com domains are the most desirable top-level-domain in the world, used by famous websites like facebook.com. Once you own a .com, it will be much easier to rank for your own name in Google.