a cataclysm resulting from a destructive sea wave caused by an earthquake or volcanic eruption; "a colossal tsunami destroyed the Minoan civilization in minutes"
an obvious change of public opinion or political sentiment that occurs without leadership or overt expression; "there was a ground swell of antiwar sentiment"
by a small margin; "they could barely hear the speaker"; "we hardly knew them"; "just missed being hit"; "had scarcely rung the bell when the door flew open"; "would have scarce arrived before she would have found some excuse to leave"- W.B.Yeats
to a small degree or extent; "his arguments were somewhat self-contradictory"; "the children argued because one slice of cake was slightly larger than the other"
any unwanted and destructive insect or other animal that attacks food or crops or livestock etc.; "he sprayed the garden to get rid of pests"; "many pests have developed resistance to the common pesticides"