Index: tests/cget.test
===================================================================
diff -u -r343d881f9676623406f116585024b63c598c8458 -rd4706d18f1881fd9d7c0ba017b56002dd227912e
--- tests/cget.test	(.../cget.test)	(revision 343d881f9676623406f116585024b63c598c8458)
+++ tests/cget.test	(.../cget.test)	(revision d4706d18f1881fd9d7c0ba017b56002dd227912e)
@@ -125,7 +125,7 @@
 
 #
 # The third test set checks method binding to parameter:
-# All cmds are supposed to return resonable values.
+# All cmds are supposed to return reasonable values.
 #
 nx::test case cget-parameter-methods {
   nx::Class create C {
Index: tests/interp.test
===================================================================
diff -u -r2a955681817e4db4776d7ae904babe8053c5ad74 -rd4706d18f1881fd9d7c0ba017b56002dd227912e
--- tests/interp.test	(.../interp.test)	(revision 2a955681817e4db4776d7ae904babe8053c5ad74)
+++ tests/interp.test	(.../interp.test)	(revision d4706d18f1881fd9d7c0ba017b56002dd227912e)
@@ -138,7 +138,7 @@
   $i eval {nsf::finalize -keepvars}
 
   # The destructor of e.g. object o sets a global variable with the
-  # object name. The following test checks therfore, whether the
+  # object name. The following test checks therefore, whether the
   # destructor was executed.
   #
 
Index: tests/substdefault.test
===================================================================
diff -u -r2a955681817e4db4776d7ae904babe8053c5ad74 -rd4706d18f1881fd9d7c0ba017b56002dd227912e
--- tests/substdefault.test	(.../substdefault.test)	(revision 2a955681817e4db4776d7ae904babe8053c5ad74)
+++ tests/substdefault.test	(.../substdefault.test)	(revision d4706d18f1881fd9d7c0ba017b56002dd227912e)
@@ -173,7 +173,7 @@
   ? {d1 i} "c d e-vars-localVars vars"
 
   #
-  # Let us change the intance variables to make sure the resolving is
+  # Let us change the instance variables to make sure the resolving is
   # dynamic.
   #
   d1 configure -c 100 -d 200 -e 300