1 adverb most importantlyit crucially depends on investmenttá sé ag brath, thar aon rud eile, ar infheistíochtcrucially, both sides are talkingrud atá an-tábhachtach, tá an dá thaobh ag caint le chéile2 adverb extremelythar a bheith c m uan- pref c m urí- prefit's crucially importanttá sé thar a bheith tábhachtach, tá sé ríthábhachtach