1) Arrange 2) Equipped a guitar 3) Equipped like a guitar 4) Like a guitar 5) Like a piano, highly nervous 6) Like Christmas lights 7) Like rebecs and crwths 8) Like tennis rackets 9) Like tennis rackets and harps 10) On a necklace 11) Ready for strumming 12) Set up 13) That is on a string 14) Threaded 
• (p. p.) of String • (imp.) of String • imp. & p. p. of String.
Strung imperfect & past participle of String . 
[adj] - that is on a string
adjective that is on a string; `keys strung on a red cord`