勾通

勾通	gōu tōng	to collude with / to conspire
勾	Gōu	surname Gou
勾	gōu	to attract / to arouse / to tick / to strike out / to delineate / to collude / variant of 钩, hook
勾	gòu	used in 勾当
通	tōng	to go through / to know well / (suffix) expert / to connect / to communicate / open / to clear / classifier for letters, telegrams, phone calls etc
通	tòng	classifier for an activity, taken in its entirety (tirade of abuse, stint of music playing, bout of drinking etc)