degeneration of variety

additive lamphouse automatic mutual-assistance vessel rescue dinda double beam grating spectrophotometer fan-pattern holes fixed-focus total-radiation pyrometer limois kikuchii pale infarct pedis pumping limit pyrocrystalline scissor type spring second epistle to timothies self-luminescence slang word slowback sponge-diver's disease switch trip Tailhook scandal Zn(zinc)