Synonyms for Flycatcher (same or very similar meaning)
WordNet sense 1 (any of a large group of small songbirds that feed on insects taken on the wing):
Old World flycatcher, true flycatcherWordNet sense 2 (large American birds that characteristically catch insects on the wing):
New World flycatcher, tyrant bird, tyrant flycatcherFrom the ODE community, based on WordNetadd/edit