ari : [m.] enemy.

A.P. Buddhadatta Mahathera, Concise Pali-English and English-Pali Dictionary [available as digital version from Metta Net, Sri Lanka]

ari m. v. l. for arin below
arin
arin i n. 'having spokes', a wheel, discus BhP. RāmatUp

ari 1
arí mfn. (√ṛ), attached to faithful RV
• (is), m. a faithful or devoted or pious man RV
ari 2
a-ri mfn. (√rā
• = 1. arí, assiduous, &c., Gnm.), not liberal, envious, hostile RV. (ís), m. an enemy RV. MBh. &c
• (áris), m.id. AV. vii, 88, 1 and xiii, 1, 29, (in astron.) a hostile planet VarBṛS
• N. of the sixth astrological mansion ib. (in arithm.)the number six (cf. arāti)
• a species of Khadira or Mimosa L

Sanskrit-English Dictionary, by M. Monier William