taruṇa : [adj.] young; of tender age. (m.), a young man.

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

Taruṇa (adj.) [Vedic taruṇa, cp. Gr. te/rus, te/rhn; Lat. tener & perhaps tardus] 1. tender, of tender age, young; new, newly (˚ -- ) fresh. Esp. appld to a young calf: M i.459 (in simile); ˚vaccha, ˚vacchaka, ˚vacchī: Vin i.193; J i.191; DhA ii.35; VvA 200. -- Vin i.243 (fresh milk); D i.114 (Gotamo t. c' eva t. -- paribbājako ca "a young man and only lately become a wanderer"); PvA 3, 46 (˚janā), 62 (˚putta); Bdhd 93, 121. -- 2. (m. & nt.) the shoot of a plant, or a young plant Vin i.189 (tāla˚); M i.432; Vism 361 (taruṇa -- tāla).

Pali-English Dictionary, TW Rhys Davids, William Stede,