栓 - plug, bolt, cork

stopper; cork; plug; bung

bottle opener; corkscrew

earplug (traditional jewellery worn in the earlobe, popular in Jomon-period Japan)

thrombolysis

embolus; abnormal substance (i.e. air) circulating in the blood

cerebral thrombosis

thrombosis

stopping; corking; capping; closing

wooden plug; cork; tampion

venous thromboembolism; VTE

cerebral venous sinus thrombosis; CVST

sinus thrombosis