viola Look up viola at Dictionary.com
tenor violin, 1797, from It. viola, from O.Prov. viola, from M.L. vitula "stringed instrument," perhaps from Vitula, Roman goddess of joy (see fiddle), or from related L. verb vitulari "to exult, be joyful." Viola da gamba "bass viol" (1724) is from It., lit. "a viola for the leg" (i.e. to hold between the legs).
Viola Look up Viola at Dictionary.com
fem. proper name, from L. viola "the violet" (see violet).
viol Look up viol at Dictionary.com
musical instrument, late 15c., viel, from M.Fr. viole, from O.Fr., from O.Prov. viola (see viola).
violin Look up violin at Dictionary.com
1579, from It. violino, dim. of viola (see viola).
violoncello Look up violoncello at Dictionary.com
1724, from It. violoncello, dim. of violone "bass viol," augmentative of viola (see viola).
pianola Look up pianola at Dictionary.com
c.1896, trademark name (1901) of a player piano, the ending perhaps abstracted from viola (q.v.) and meant as a diminutive suffix. The pianola's popularity led to a rash of product names ending in -ola, especially Victrola (q.v.), and slang words such as payola.
violet Look up violet at Dictionary.com
early 14c., small plant with purplish-blue flowers, from O.Fr. violette, dim. of viole "violet," from L. viola, cognate with Gk. ion (see iodine), probably from a pre-I.E. Mediterranean language. The color sense (late 14c.) developed from the flower.