@@@ as derivative of KYAW perhaps past †tyaune > tyáve
Quenya
tyávë
taste
tyávë
noun. *taste
tyav-
verb. to taste, to taste; [ᴱQ.] (impersonal) to taste of, reminds one of
tyav-
taste
tyav- vb. "taste" (1st pers. aorist tyavin "I taste") (KYAB)
tyav-
verb. taste, select, choose
lámatyávë
sound-taste
lámatyávë (pl. lámatyáver attested) noun "sound-taste" (láma + tyávë), individual pleasure in the sounds and forms of words (MR:215, 471)
tyávelassë
noun. spice, (lit.) taste-leaf
tyávë noun "taste" (pl. #tyáver attested only in the compound lámatyáver, see lámatyávë.) (MR:215, 216). It may be that the verb tyav- would also appear as tyávë in the past tense.