# US UK
+analyse analyze
+analysing analyzing
+cancelled canceled
+cancelling canceling
+center centre
+centered centred
+centers centres
color colour
-colors colours
colored coloured
coloring colouring
+colors colours
+favorite favourite
+gray grey
+grays greys
+labelled labeled
+labelling labeling
+licensed licenced
license licence
licenses licences
-licensed licenced
licensing licencing
-gray grey
-grays greys
-center centre
-centered centred
-centers centres
+signalled signaled
+standardise standardize
+