diff --git a/lib/common_utils.robot b/lib/common_utils.robot
index c3b217c..2ec9d85 100755
--- a/lib/common_utils.robot
+++ b/lib/common_utils.robot
@@ -345,7 +345,7 @@
     ...          ${targ_file_path}=${EXECDIR}${/}logs${/}
     ...          ${return_data}=${1}
 
-    # If there are muliple system console processes, they will all be stopped.
+    # If there are multiple system console processes, they will all be stopped.
     # If there is no existing log file this keyword will return an error
     # message to that effect (and write that message to targ_file_path, if
     # specified).
diff --git a/lib/dump_utils.py b/lib/dump_utils.py
index ee70850..1f00683 100755
--- a/lib/dump_utils.py
+++ b/lib/dump_utils.py
@@ -12,7 +12,6 @@
 import gen_misc as gm
 import gen_print as gp
 import gen_robot_keyword as grk
-import var_funcs as vf
 from robot.libraries.BuiltIn import BuiltIn
 
 base_path = (
@@ -107,7 +106,7 @@
     Description of argument(s):
     targ_dir_path                   The path of the directory to receive the
                                     dump files.
-    targ_file_prefix                Prefix which will be pre-pended to each
+    targ_file_prefix                Prefix which will be prepended to each
                                     target file's name.
     dump_dict                       A dump dictionary such as the one returned
                                     by get_dump_dict.  If this value is None,
diff --git a/lib/gen_print.py b/lib/gen_print.py
index 8372832..3f1a1fd 100755
--- a/lib/gen_print.py
+++ b/lib/gen_print.py
@@ -1986,7 +1986,7 @@
     replace_dict                    Please see the create_func_def_string function in wrap_utils.py for
                                     details on this parameter.  This parameter will be passed directly to
                                     create_func_def_string.
-    func_prefix                     Prefix to be pre-pended to the generated function name.
+    func_prefix                     Prefix to be prepended to the generated function name.
     """
 
     buffer = ""
diff --git a/lib/gen_robot_valid.py b/lib/gen_robot_valid.py
index d1e8d23..c25d9ab 100755
--- a/lib/gen_robot_valid.py
+++ b/lib/gen_robot_valid.py
@@ -73,7 +73,7 @@
         BuiltIn().fail(error_message)
 
 
-# The docstring header will be pre-pended to each validation function's existing docstring.
+# The docstring header will be prepended to each validation function's existing docstring.
 docstring_header = r"""
     Fail if the variable named by var_name is invalid.
     """
diff --git a/lib/ipmi_client.py b/lib/ipmi_client.py
index 7d4e582..243df4e 100644
--- a/lib/ipmi_client.py
+++ b/lib/ipmi_client.py
@@ -144,7 +144,7 @@
 
 def process_ipmi_user_options(command):
     r"""
-    Return the buffer with any ipmi_user_options pre-pended.
+    Return the buffer with any ipmi_user_options prepended.
 
     Description of argument(s):
     command                         An IPMI command (e.g. "power status").
diff --git a/lib/pel_utils.py b/lib/pel_utils.py
index a0c52be..9899478 100644
--- a/lib/pel_utils.py
+++ b/lib/pel_utils.py
@@ -180,7 +180,7 @@
             )
     except Exception as e:
         raise peltool_exception(
-            "Exception occured during PEL and Event log "
+            "Exception occurred during PEL and Event log "
             "comparison for SRC or event ID and created "
             "time : "
             + str(e)
diff --git a/lib/rest_client.robot b/lib/rest_client.robot
index d5462fd..c82087f 100644
--- a/lib/rest_client.robot
+++ b/lib/rest_client.robot
@@ -210,7 +210,7 @@
     ...  X-Auth-Token=${XAUTH_TOKEN}
     ${data}=  Create dictionary  data=@{EMPTY}
 
-    # If there is no active sesion it will throw the following exception
+    # If there is no active session it will throw the following exception
     # "Non-existing index or alias 'openbmc'"
     ${resp}=  POST On Session  openbmc
     ...  /logout  json=${data}  headers=${headers}