This word is from the Spanish concha.
kóntsa
conch shell
A conch shell is a large, spiral-shaped sea shell known for its smooth, rounded appearance and flared opening. It often has a beautiful, pearly interior and is commonly found in tropical and subtropical waters.
MGA KAHULUGAN SA TAGALOG
kóntsa: mollusk (family Strombidae) na makapal at mabigat
kóntsa: kalesa na may karwahe na tulad ng kontsa
kóntsa: kabibeng pinagsisidlan ng tubig na ginagamit sa binyagan
kóntsa: dahon ng bintana na gawâ sa kapis