don't overwrite fuzzy param value

spacy/matcher/matcher.pyx

@@ -1065,13 +1065,13 @@ def _get_extra_predicates_dict(attr, value_dict, vocab, predicate_types,
                                                          regex=True))
                 continue
         elif cls == _FuzzyPredicate:
-            fuzzy = type_[len("FUZZY"):] # number after prefix
-            fuzzy = int(fuzzy) if fuzzy else 0
+            fuzz = type_[len("FUZZY"):] # number after prefix
+            fuzz = int(fuzz) if fuzz else 0
             if isinstance(value, dict):
                 # add predicates inside fuzzy operator
                 output.extend(_get_extra_predicates_dict(attr, value, vocab, predicate_types,
                                                          extra_predicates, seen_predicates,
-                                                         fuzzy=fuzzy))
+                                                         fuzzy=fuzz))
                 continue
         predicate = cls(len(extra_predicates), attr, value, type_, vocab=vocab,
                         regex=regex, fuzzy=fuzzy)

spacy/tests/matcher/test_matcher_api.py

@@ -214,6 +214,22 @@ def test_matcher_match_fuzzy_set3(en_vocab):
         (doc.vocab.strings["GoogleNow"], 3, 4),
     ]
 
+def test_matcher_match_fuzzy_set4(en_vocab):
+    rules = {
+        "QUESTION": [[{"ORTH": {"FUZZY": {"IN": ["what"]},
+                                "NOT_IN": ["that"]}},
+                      {"ORTH": "do"}]]
+    }
+    matcher = Matcher(en_vocab)
+    for key, patterns in rules.items():
+        matcher.add(key, patterns, greedy="LONGEST")
+
+    words = ["what", "do", "you", "want"]
+    doc = Doc(matcher.vocab, words=words)
+    assert matcher(doc) == [
+        (doc.vocab.strings["QUESTION"], 0, 2),
+    ]
+
 
 def test_matcher_match_fuzzyn1(en_vocab):
     rules = {