noun difficulty that causes worry or emotional tension
noun a succession of notes forming a distinctive sequence
noun (psychology) nervousness resulting from mental stress
noun (biology) a group of organisms within a species that differ in trivial ways from similar groups
noun the general meaning or substance of an utterance
noun an intense or violent exertion
noun the act of singing
verb use to the utmost; exert vigorously or to full capacity
verb separate by passing through a sieve or other straining device to separate out coarser elements
verb become stretched or tense or taut
verb remove by passing through a filter
verb rub through a strainer or process in an electric blender
Source: WordNet 3.1, Princeton University
