Nature
LAGOON
A lagoon is a shallow body of water separated from a larger sea by a barrier such as a reef or sandbar. Coral atolls often enclose calm, clear lagoons. The word comes from the Latin 'lacuna', meaning 'pond' or 'hole'.
LAGOON is the kind of word that shows up in themed word searches like Strands. Themed puzzles group words like this under a shared category — here, Nature.