Brevipennate is an uncommon word used to describe birds that have short wings that cannot sustain long flight. Similar words to brevipennate include flightless, which describes birds that are entirely incapable of flight, and brachypterous, which describes birds with incompletely developed wings. Other synonyms for brevipennate include wingless, unflightworthy, vestigial-winged, penguin-like, and grounded. These words all convey the same basic concept of birds that are either incapable of flight or have wings that are too short to sustain long, uninterrupted flight. Each synonym describes a slightly different aspect of the bird's anatomy or flight capabilities but is ultimately interchangeable.