Note that most adjectives can be converted into an adverb by replacing the stem. See Lilitika Grammar for various adverb stems.

vekhravekya adv. Dramatically; markedly; remarkably.
yentalai adv. Eternally.
yentalya adv. Eternally.
yepedai adv. Continually; repeatedly.
zelíai adv. Genuinely.
zelíoya adv. Genuinely.
zhetañgurya adv. Predominantly.