別懇 is read as べっこん (bekkon) and means intimacy.
べっこん
bekkon
べっとう
separate building
べっそう
prison
べつじょう
something unusual
べつどうたい
flying column
べってい
secondary residence
べつり
parting
べっこう
special heading
べっぱ
different sect
べつぐう
associated shrine (i.e. auxiliary shrine, subordinate shrine, etc.)
べつめいでほぞん
Save As (command in the File menu)
べっせい
special make
わかれにのぞん
parting (with)