Fix four spelling typos in documentation (GH-7753)
diff --git a/Doc/library/idle.rst b/Doc/library/idle.rst
index a461e51..3848231 100644
--- a/Doc/library/idle.rst
+++ b/Doc/library/idle.rst
@@ -442,7 +442,7 @@
Calltips
^^^^^^^^
-A calltip is shown when one types :kbd:`(` after the name of an *acccessible*
+A calltip is shown when one types :kbd:`(` after the name of an *accessible*
function. A name expression may include dots and subscripts. A calltip
remains until it is clicked, the cursor is moved out of the argument area,
or :kbd:`)` is typed. When the cursor is in the argument part of a definition,