Finger is the opposite of Foot. Foot is a different concept from Hand. Hand is related to Soap. Soap is related to Skin. 
Remark is related to Mention. 
Finger <--Antonym--> Foot <--DistinctFrom--> Hand <--RelatedTo--> Soap <--RelatedTo--> Skin 
Remark <--RelatedTo--> Mention 