Dictionary Definition:
upagṝ 1
upa-gṝ √1. P. (1. pl. -gṛṇīmasi, 3. p. -gṛṇánti) to approach with praise, revere, worship RV. i, 48, 11 ; ii, 34, 14
upagṝ 2
upa-gṝ √2. P. (Pot. -gilet) to swallow down Suśr. ii, 237, 8