Most of those sound like irritating euphemisms, which, while more technically accurate, don’t exactly roll off the tongue (unlike cryocide, which has a decent ring to it). On the other hand, accuracy is important, and cryocide has misleadingly negative connotations. So I think out design goals should be: One word, non-technical-sounding, rolls off the tongue, neutral or at least positive connotations. So, how about…
Most of those sound like irritating euphemisms, which, while more technically accurate, don’t exactly roll off the tongue (unlike cryocide, which has a decent ring to it). On the other hand, accuracy is important, and cryocide has misleadingly negative connotations. So I think out design goals should be: One word, non-technical-sounding, rolls off the tongue, neutral or at least positive connotations. So, how about…
Cryonide? (Ugh.) Suonics? (Double Ugh.) Crythanasia? (Triple Ugh.)
Maybe we should just give up on portmanteaus. Any suggestions?