diff --git a/words/metadata/kokosila.toml b/words/metadata/kokosila.toml
index 0b05111723..2de458a53a 100644
--- a/words/metadata/kokosila.toml
+++ b/words/metadata/kokosila.toml
@@ -8,7 +8,7 @@ coined_year = "2020"
 creator = ["jan Sonja"]
 see_also = []
 source_language = "Esperanto"
-usage_category = "uncommon"
+usage_category = "obscure"
 word = "kokosila"
 deprecated = false
 
diff --git a/words/metadata/pakola.toml b/words/metadata/pakola.toml
index 5ffd3528df..2befde8a1b 100644
--- a/words/metadata/pakola.toml
+++ b/words/metadata/pakola.toml
@@ -8,7 +8,7 @@ coined_year = "2022"
 creator = ["the Half as Interesting team"]
 see_also = []
 source_language = "toki pona"
-usage_category = "sandbox"
+usage_category = "obscure"
 word = "pakola"
 deprecated = false
 
diff --git a/words/metadata/penpo.toml b/words/metadata/penpo.toml
index c3b20f965a..c665c3c596 100644
--- a/words/metadata/penpo.toml
+++ b/words/metadata/penpo.toml
@@ -8,7 +8,7 @@ coined_year = "2023"
 creator = ["jan Kita"]
 see_also = ["kokosila"]
 source_language = "toki pona"
-usage_category = "sandbox"
+usage_category = "obscure"
 word = "penpo"
 deprecated = false