diff --git a/lib/oxford_dictionary/client.rb b/lib/oxford_dictionary/client.rb
index a3537b4..3844695 100644
--- a/lib/oxford_dictionary/client.rb
+++ b/lib/oxford_dictionary/client.rb
@@ -40,6 +40,12 @@ def entry(*args)
       end
     end
 
+    def entry_snake_case(word:, dataset_name: 'en-gb', params: {})
+      warn 'Client#entry_snake_case is DEPRECATED. Use Client#entry instead.'
+      entry_endpoint.
+        entry_snake_case(word: word, dataset_name: dataset_name, params: params)
+    end
+
     private
 
     def entry_endpoint
diff --git a/spec/client_spec.rb b/spec/client_spec.rb
index 286e9a6..d6b8e1a 100644
--- a/spec/client_spec.rb
+++ b/spec/client_spec.rb
@@ -37,4 +37,19 @@
       end
     end
   end
+
+  describe '#entry_snake_case' do
+    let(:client) { described_class.new(app_id: app_id, app_key: app_key) }
+    subject { client.entry_snake_case(word: word, params: params) }
+
+    let(:word) { 'ace' }
+    let(:params) { {} }
+
+    it 'calls Entries#entry_snake_case' do
+      expect_any_instance_of(OxfordDictionary::Endpoints::Entries).
+        to receive(:entry_snake_case).
+        with(word: word, dataset_name: 'en-gb', params: params)
+      subject
+    end
+  end
 end