1bheteleHe always runs well, but he runs even better in cool weather — Usoloko ebaleka kakuhle, kodwa ubaleka bhetele kwimozulu epholileyo
The adverb 'better' is the comparative form of 'well'. We say 'well', 'better', 'best'.
1-bhetelengconoMy new pen is better than my old one — Usiba lwam olutsha lubhetele kunoludala
2-bheteleDina is better than me at swimming — UDina ubhetele kunam ngokuqubha
3-bheteleI had flu, but I'm better now — Bendinefiva, kodwa ndibhetele ngoku
The adjective 'better' is the comparative form of 'well'. Remember that we say 'good', 'better', 'best'.