switch, a device to turn electric current on and off or direct its flow / (rail transport) switch of a railroad, point of a railroad / a change in method or thinking / (computing) network switch

change one's methods or ways of thinking

post box or mailbox, especially a red public postbox / position, status, rank / pillar or column

(mathematics) mapping, map

a motorcycle, motorbike

Kyūjitai form of 描写 (“description; depiction; portrayal”)

estimation, an estimate

to estimate

社会の窓: XYZ

vendor, merchant, dealer / manufacturer, contractor, maker