普利司通

Bridgestone (tire company)

to go through / to know well / (suffix) expert / to connect / to communicate / open / to clear / classifier for letters, telegrams, phone calls etc

classifier for an activity, taken in its entirety (tirade of abuse, stint of music playing, bout of drinking etc)

sharp / favorable / advantage / benefit / profit / interest / to do good to / to benefit

surname Si

to take charge of / to manage / department (under a ministry)

general / popular / everywhere / universal