音便: a euphonic change (in the pronunciation of a word); euphony

穏便: gentle; quiet; amicable; peaceful; safe

overgrown; luxuriant, thickly growing, lush

a person with lithe movements / kind (adj.), favor / good, excellent, surpass, superior / the best possible grade on school results / rich, wealthy / a sufficient amount for a certain thing

(computing, Internet) Address Resolution Protocol, ARP

poverty

airmail; postal transport by airplane.

pity; compassion; mercy

cabin

regular service, scheduled flight