___
___ 断 [cut off]
is in  ___
On-reading: ダン as in 断言 dangen ___
DAN ta(tsu) cut off → resolve | conclude 
切断 する setsudan suru to cut off | to sever =Fr. trancher
断言 dangen declaration  
断言 する dangen suru to declare
診断 shindan diagnosis  
診断 する shindan suru to diagnose
判断 handan judgment