What is another word for fossilize?
Pronunciation: [fˈɒsə͡lˌa͡ɪz] (IPA) 
Fossilize is a verb that means to turn into or become a fossil, or to become fixed or stuck in a particular state. Synonyms for fossilize include petrify, ossify, harden, solidify, crystallize, freeze, become rigid, stiffen, calcify, and congeal. Petrify suggests a process that transforms organic material into stone, while ossify means to harden or turn into bone. Solidify implies the conversion of a liquid into a solid, and crystallize indicates the formation of crystals. Freeze and become rigid both suggest becoming immobile or motionless. Calcify means to turn into calcium or a calcium compound, and congeal means to solidify as a result of cooling or coagulating.
