su + sa; su is doubled and the second u is lengthened
listen
listens
Sussūsati [desiderative from suṇāti; Sanskrit śuśrūṣati] to wish to hear, to listen, attend D I 230; A I 72; IV 393; preterit sussūsimsu Vin I 10; present participle medium sussūsamāna Snp 383.
(su + sa, su 重疊,次 u 被長化), 聽。【過】 ~sūsi。
(pr, pr, desid of suṇāti) wants to hear; wishes to listen listens [lit.] desires to listen Construction: sussūsa + ti