noticeable

(a) capable or worthy of being perceived
- noticeable shadows under her eyes
- noticeable for its vivid historical background
- a noticeable lack of friendliness
(s) capable of being detected
- after a noticeable pause the lecturer continued
detectable,
(a) undesirably noticeable
- the obtrusive behavior of a spoiled child
- equally obtrusive was the graffiti
obtrusive,
(s) readily noticed
- a noticeable resemblance

detectable obtrusive

unnoticeable unobtrusive

noticeably

noticeableness