diff --git a/manifests/coordination.pp b/manifests/coordination.pp
index a2e974f8..ca8bc442 100644
--- a/manifests/coordination.pp
+++ b/manifests/coordination.pp
@@ -9,8 +9,8 @@
 #   Defaults to $::os_service_default
 #
 # [*heartbeat_interval*]
-#   (Optional) Number of seconds between hearbeats for distributed
-#   coordintation.
+#   (Optional) Number of seconds between heartbeats for distributed
+#   coordination.
 #   Defaults to $::os_service_default
 #
 # [*retry_backoff*]
diff --git a/manifests/evaluator.pp b/manifests/evaluator.pp
index 49a9b306..905021ff 100644
--- a/manifests/evaluator.pp
+++ b/manifests/evaluator.pp
@@ -22,7 +22,7 @@
 #    Defaults to $::os_service_default.
 #
 #  [*event_alarm_cache_ttl*]
-#    (optional) TTL of event alram caches, in seconds.
+#    (optional) TTL of event alarm caches, in seconds.
 #    Defaults to $::os_service_default.
 #
 #  [*additional_ingestion_lag*]
diff --git a/manifests/healthcheck.pp b/manifests/healthcheck.pp
index 08fc6d9e..c15f9ef1 100644
--- a/manifests/healthcheck.pp
+++ b/manifests/healthcheck.pp
@@ -14,12 +14,12 @@
 #   Defaults to $::os_service_default
 #
 # [*disable_by_file_path*]
-#   (Optional) Check the presense of a file to determine if an application
+#   (Optional) Check the presence of a file to determine if an application
 #   is running on a port.
 #   Defaults to $::os_service_default
 #
 # [*disable_by_file_paths*]
-#   (Optional) Check the presense of a file to determine if an application
+#   (Optional) Check the presence of a file to determine if an application
 #   is running on a port. Expects a "port:path" list of strings.
 #   Defaults to $::os_service_default
 #
diff --git a/manifests/init.pp b/manifests/init.pp
index 079c7ac3..a7fd76de 100644
--- a/manifests/init.pp
+++ b/manifests/init.pp
@@ -97,7 +97,7 @@
 #
 # [*kombu_compression*]
 #   (optional) Possible values are: gzip, bz2. If not set compression will not
-#   be used. This option may notbe available in future versions. EXPERIMENTAL.
+#   be used. This option may not be available in future versions. EXPERIMENTAL.
 #   (string value)
 #   Defaults to $::os_service_default
 #
diff --git a/manifests/keystone/auth.pp b/manifests/keystone/auth.pp
index ff3834da..9603a96b 100644
--- a/manifests/keystone/auth.pp
+++ b/manifests/keystone/auth.pp
@@ -60,7 +60,7 @@
 #   Default to 'OpenStack Alarming Service'
 #
 # [*public_url*]
-#   (0ptional) The endpoint's public url.
+#   (Optional) The endpoint's public url.
 #   This url should *not* contain any trailing '/'.
 #   Defaults to 'http://127.0.0.1:8042'.
 #
diff --git a/manifests/listener.pp b/manifests/listener.pp
index 47660035..1098b489 100644
--- a/manifests/listener.pp
+++ b/manifests/listener.pp
@@ -19,7 +19,7 @@
 #
 # [*event_alarm_topic*]
 #   (optional) The topic that aodh uses for event alarm evaluation.
-#   Defualts to $::os_service_default.
+#   Defaults to $::os_service_default.
 #
 # [*batch_size*]
 #   (optional) Number of notification messages to wait before dispatching them.
diff --git a/manifests/logging.pp b/manifests/logging.pp
index 48cb56b7..34a1b494 100644
--- a/manifests/logging.pp
+++ b/manifests/logging.pp
@@ -70,7 +70,7 @@
 #   See https://docs.python.org/2/howto/logging.html
 #
 # [*default_log_levels*]
-#   (0ptional) Hash of logger (keys) and level (values) pairs.
+#   (Optional) Hash of logger (keys) and level (values) pairs.
 #   Defaults to $::os_service_default
 #   Example:
 #     { 'amqp' => 'WARN', 'amqplib' => 'WARN', 'boto' => 'WARN',
diff --git a/manifests/wsgi/apache.pp b/manifests/wsgi/apache.pp
index 673aa0c3..9f1b3c79 100644
--- a/manifests/wsgi/apache.pp
+++ b/manifests/wsgi/apache.pp
@@ -83,7 +83,7 @@
 #     Optional. Defaults to undef.
 #
 #  [*custom_wsgi_process_options*]
-#    (optional) gives you the oportunity to add custom process options or to
+#    (optional) gives you the opportunity to add custom process options or to
 #    overwrite the default options for the WSGI main process.
 #    eg. to use a virtual python environment for the WSGI process
 #    you could set it to: