Home › Words › S › spaceworthinessspaceworthinessspaceworthiness means the state or condition of being spaceworthy.Among words judged in Lexicurio's Arena, spaceworthiness ranks #36,010 of 42,749 for Qualifying.EtymologyFrom spaceworthy + -ness.nounThe state or condition of being spaceworthy.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.spaceworthy 78% match — Suitable for a launch into, or travel through, space. vs spaceworthiness →airworthiness 71% match — The state of being airworthy. vs spaceworthiness →seaworthiness 68% match — The property of a watercraft that makes it fit to go to sea. vs spaceworthiness →stormworthiness 68% match — The state of being stormworthy. vs spaceworthiness →sailworthiness 65% match — Of a boat, the characteristic of being sailworthy; suitability for sailing; seaworthiness. vs spaceworthiness →fireworthiness 65% match — The state, condition, or quality of being fireworthy. vs spaceworthiness →testworthiness 65% match — The quality or degree of being testworthy. vs spaceworthiness →roadworthiness 64% match — The property of being roadworthy. vs spaceworthiness →