a, g, r, u are letters that make 'ruga'
rug, Ga, Ru, GA are words within 'ruga'
guar, gaur are anagrams of 'ruga'
rugae, rugal are words created by adding a letter to 'ruga'
1 possible definitions for 'ruga'
Under this definition, ruga is a noun and has the following properties:
'ruga' can be a type of fold, plica.
'ruga' can be a category of anatomy, general anatomy.
"rugae of the stomach"