diff --git a/homeassistant/components/plugwise/strings.json b/homeassistant/components/plugwise/strings.json
index 96f5366bb2a..344cee66d68 100644
--- a/homeassistant/components/plugwise/strings.json
+++ b/homeassistant/components/plugwise/strings.json
@@ -19,7 +19,7 @@
           "host": "[%key:common::config_flow::data::ip%]",
           "password": "Smile ID",
           "port": "[%key:common::config_flow::data::port%]",
-          "username": "Smile Username"
+          "username": "Smile username"
         },
         "data_description": {
           "password": "The Smile ID printed on the label on the back of your Adam, Smile-T, or P1.",
@@ -122,7 +122,7 @@
         "name": "Gateway mode",
         "state": {
           "away": "Pause",
-          "full": "Normal",
+          "full": "[%key:common::state::normal%]",
           "vacation": "Vacation"
         }
       },
@@ -184,7 +184,7 @@
         "name": "Electricity consumed peak interval"
       },
       "electricity_consumed_off_peak_interval": {
-        "name": "Electricity consumed off peak interval"
+        "name": "Electricity consumed off-peak interval"
       },
       "electricity_produced_interval": {
         "name": "Electricity produced interval"
@@ -193,19 +193,19 @@
         "name": "Electricity produced peak interval"
       },
       "electricity_produced_off_peak_interval": {
-        "name": "Electricity produced off peak interval"
+        "name": "Electricity produced off-peak interval"
       },
       "electricity_consumed_point": {
         "name": "Electricity consumed point"
       },
       "electricity_consumed_off_peak_point": {
-        "name": "Electricity consumed off peak point"
+        "name": "Electricity consumed off-peak point"
       },
       "electricity_consumed_peak_point": {
         "name": "Electricity consumed peak point"
       },
       "electricity_consumed_off_peak_cumulative": {
-        "name": "Electricity consumed off peak cumulative"
+        "name": "Electricity consumed off-peak cumulative"
       },
       "electricity_consumed_peak_cumulative": {
         "name": "Electricity consumed peak cumulative"
@@ -214,13 +214,13 @@
         "name": "Electricity produced point"
       },
       "electricity_produced_off_peak_point": {
-        "name": "Electricity produced off peak point"
+        "name": "Electricity produced off-peak point"
       },
       "electricity_produced_peak_point": {
         "name": "Electricity produced peak point"
       },
       "electricity_produced_off_peak_cumulative": {
-        "name": "Electricity produced off peak cumulative"
+        "name": "Electricity produced off-peak cumulative"
       },
       "electricity_produced_peak_cumulative": {
         "name": "Electricity produced peak cumulative"