noticeably

In a noticeable way.

We all saw it: he paled noticeably.

To a detectable degree, sufficient to be noticed.

It suddenly became noticeably cooler when the sun went behind a cloud.

My best subject was the nature table, because I brought in the shiversome newts with their uterine flanged backs. I was moderately bullied. There were kids more noticeably tormentable than me.

In truth and observably.

Noticeably, what had been merely annoying to her was becoming infuriating.