Costae
6 lettersnounrareUpdated June 2026
Definition
Plural of costa, referring to rib-like structures in plants or animals such as the midrib of a leaf or a thickened vein in an insect wing.
“The botanist traced the parallel costae along the underside of each fern frond.”
Pronunciation
Syllables
cos·tae
Related Words
Word Game Tips
Wordle
ends in AE, a Latin plural marker, three vowels (O, A, E) in six letters, an unusual ending for Wordle
Scrabble
the AE Latin plural ending is valid in Scrabble, good for dumping vowels, moderate tile values overall
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Words one letter different
Change a single letter of “costae” to make these 6-letter words — useful for Wordle and crossword clues.
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Shorter words formed from the letters in “costae”.
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