词根词缀：arid-

【来源及含义】Latin: to be dry; lacking enough water for things to grow, dry and barren; by extension, not interesting, lifeless, dull

【相关词根词缀】Cross reference of another word family related to: "dry": xer-, xero-.

【同源单词】areal, arid, arid-agriculture, aridity, aridly, aridness

词根词缀：lethal-, -lethal, -lethally; lethi-, letho-, leth-

【来源及含义】Latin: death, deadly; fatal, lifeless; kill, killing; die, dying; mortal, mortality; destructive

【相关词根词缀】 Related "death, dead; kill" units: -cide; mort-; neci-; necro-; phono-; thanato-.

【同源单词】hyperlethal, lethal, lethal chamber, lethal dose, lethal injection, lethal mutation