ribbing
noun
[ ˈrɪbɪŋ ]
• a riblike structure or pattern.
• "a fleecy sweatshirt with ribbing at neck, cuffs, and hem"
• good-natured teasing.
• "he took a good deal of ribbing with the utmost good humour"
rib
verb
• mark with or form into ridges.
• "the road was ribbed with furrows of slush"
• tease good-naturedly.
• "the first time I appeared in the outfit I was ribbed mercilessly"
Origin:
Old English rib, ribb (noun), of Germanic origin; related to Dutch rib(be ) and German Rippe . Sense 1 of the verb dates from the mid 16th century; the sense ‘tease’ was originally a US slang usage meaning ‘to fool, dupe’ (1930s).