letter of the alphabet

aconitum delavaryi var. coreana l'ev. aryl group barred code chaeroneas deadnamed diphenyl succinic acid dumb brace Equigard exhaust collector fly switching hermetically-sealed type transformer leather buffer strap for textile machine limit of time microanatomic on their game p.a.s reluctant scissor-tailed flycatcher time-phase x-y scaler