4 letters · 11 points in Scrabble
originBorrowed from Sinhalese කොහා (kohā, “cuckoo”), probably from Sinhalese කෝ + හඩ (kō + haḍa, “cuckoo”) or ultimately as the abbreviation of the word tells, the imitation of the chirping and trilling sound.
Etymology from Wiktionary, CC BY-SA 3.0