English
lagoonlet
From lagoon + -let.
Formed from lagoon + -let
Proto-Indo-European *lókus
…
Latin *lacūnus
Latin lacūna ‘a hole, pit, ditch’
Italian laguna
French lagune ‘lagoon, shallow body of coastal water’
English lagoon
Today it means
noun A small lagoon.
Language periods are conventional ranges, not dates for this word.
Etymograph / lagoonlet