diff --git a/evals/registry/data/brazilian-lexicon/samples.jsonl b/evals/registry/data/brazilian-lexicon/samples.jsonl
new file mode 100644
index 0000000000..7cc09f0988
--- /dev/null
+++ b/evals/registry/data/brazilian-lexicon/samples.jsonl
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:53d406cb66e4ded2f0b6da4824699ad3e91035b9da964cf9649fa4b4ed665710
+size 8355773
diff --git a/evals/registry/evals/brazilian-lexicon.yaml b/evals/registry/evals/brazilian-lexicon.yaml
new file mode 100644
index 0000000000..2a3625506b
--- /dev/null
+++ b/evals/registry/evals/brazilian-lexicon.yaml
@@ -0,0 +1,9 @@
+brazilian-lexicon:
+  id: brazilian-lexicon.dev.v0
+  description: Test the model's ability to distinguish between existing Brazilian words.
+  metrics: [accuracy]
+
+brazilian-lexicon.dev.v0:
+  class: evals.elsuite.basic.match:Match
+  args:
+    samples_jsonl: brazilian-lexicon/samples.jsonl