Com·pan'ion·a·ble adjective Fitted to be a companion; fit for good fellowship; agreeable; sociable. 'Each companionable guest.' Mallett. ' Companionable wit.' Clarendon. -- Com*pan'ion*a*ble*ness , noun -- Com*pan'ion*a*bly , ad... Found on http://www.encyclo.co.uk/webster/C/119