This is the 1999th most frequent French word.
épouse
Wife; spouse.
'épouse' here refers to the wife in a possessive indicating royal and formal capacity.
L'épouse du roi a visité le village.
The king's wife visited the village.
'épouse' is used in its singular form here, denoting a wife in a formal context.
Mon épouse est très gentille.
My wife is very kind.
'épouse' is used to indicate a search for a spouse in the context of personal compatibility.