1. (p. pr. & vb. n.) of Pool.

2. (n.) The act of uniting, or an agreement to unite, an aggregation of properties belonging to different persons, with a view to common liabilities or profits.

bipartisanship centering centralism centralization coaction coadjuvancy coadministration coagency cochairmanship codirectorship collaboration collaborativeness collectivism collusion commensalism common effort common enterprise communalism communism communitarianism community complicity concentralization concentration concert concord concordance concurrence convergence cooperation cooperativeness duet duumvirate ecumenicalism ecumenicism ecumenism esprit esprit de corps fellow feeling fellowship focalization focusing harmony joining of forces joint effort joint operation mass action morale mutual assistance mutualism mutuality octet pooling of resources pulling together quartet quintet reciprocity septet sextet solidarity symbiosis synergism synergy team spirit teamwork trio triumvirate troika united action