domain currencyrack.com & 4 more currency + word . com

Please see below - any comments would be appreciated

Currency + (all .com)

mass - possible online platform or wallet
aim - have the intention of achieving
form - the visible shape or configuration of something OR currency forms / crypto form filing for tax purposes etc - possible accountancy/legal angle
type - a particular group of people or things that share similar characteristics and form a smaller division of a larger set - possible forum, trading site etc
rack - physical storage units for holding currency OR digitally a framework for storing currency