diff --git a/cspell.json b/cspell.json
index b49b4bb1..5527d50d 100644
--- a/cspell.json
+++ b/cspell.json
@@ -7,6 +7,7 @@
     "argn",
     "arities",
     "arity",
+    "arrayvec",
     "behaviour",
     "bitand",
     "Bitonic",
@@ -36,6 +37,7 @@
     "hexdigit",
     "hvm's",
     "hvmc",
+    "iexp",
     "indexmap",
     "inet",
     "inets",
@@ -57,10 +59,13 @@
     "lnet",
     "lnil",
     "lpthread",
+    "mant",
     "mult",
     "namegen",
     "nams",
     "nats",
+    "newtype",
+    "nilary",
     "nullary",
     "numop",
     "nums",
@@ -84,6 +89,7 @@
     "resugar",
     "resugared",
     "resugaring",
+    "repr",
     "rfold",
     "rsplit",
     "rwts",
@@ -112,10 +118,7 @@
     "walkdir",
     "wopts"
   ],
-  "files": [
-    "**/*.rs",
-    "**/*.md"
-  ],
+  "files": ["**/*.rs", "**/*.md"],
   "ignoreRegExpList": [
     "HexValues",
     "/λ/g",
diff --git a/src/hvm/ast.rs b/src/hvm/ast.rs
index 1ccce5b9..f0f11e84 100644
--- a/src/hvm/ast.rs
+++ b/src/hvm/ast.rs
@@ -22,7 +22,7 @@ use super::util::{array_vec, deref};
 /// The top level AST node, representing a collection of named nets.
 ///
 /// This is a newtype wrapper around a `BTreeMap<String, Net>`, and is
-/// dereferencable to such.
+/// dereferenceable to such.
 #[derive(Clone, Hash, PartialEq, Eq, Debug, Default)]
 pub struct Book {
   pub nets: BTreeMap<String, Net>,