WordNet sense 1 (a state of abeyance or suspended business):

deferral

WordNet sense 2 (a small concavity):

corner, niche, recession

WordNet sense 3 (an arm off of a larger body of water (often between rocky headlands)):

inlet

WordNet sense 4 (a pause from doing something (as work)):

break, respite

WordNet sense 5 (close at the end of a session):

adjourn, break up