rujati

to break, crush; lit. to (cause) pain, to afflict, hurt (trs. & intrs. Ja.i.7 (pādā rujanti), Ja.i.396 (pādā me rujanti my feet ache), Ja.iv.208 (khandhena rujantena with hurting back); Ja.vi.3 (ūrū rujanti); Mhvs.10, Mhvs.15 (pādā me r.); Mil.26 (pādā r.); Dhp-a.i.10, Dhp-a.i.21 (akkhīni me rujiṃsu); Dhp-a.ii.3
fut rucchiti [cp. Sk. roḳsyate] Ja.vi.80 (variant reading B.B. rujjati; C takes wrongly as “rodissati,” of rodati)
pp lugga -Cp. lujjati & combinations.

ruj, representing an Idg. *leug, as in Gr. λευγαλέος, λυγρός sad, awful; Lat. lugeo to mourn; Lith. lúžti to break; German lücke, loch etc
■ A specific Pāli l-form is lujjati. A der. fr. ruj is roga illness
■ The Dhtp (469) defines ruj by “bhanga” i.e. breaking