気味 => -like; -looking; -looked; tending to ~ N2
に気がつく => to notice; to realize N4
気にもならない => it's no use; can't do N1
Evaluate
[気味「きみ」]だ => Like A, Looking like A (is happening) N2
Adjectival, Descriptions
一気に => in one go; without stopping; all at once; immediately; instantly; right away ~ N2
うちに => While... N3
どちら => Where N5
Doubt
たちまち  => Immediately, Quickly, Suddenly, In a moment or flash N2
Status
ここ/そこ/あそこ/こちら/そちら/あちら => here / there / over there N5
Spatial relations
...ような気がする => have a feeling that; feels like; seems like; think that ~ N3
Description
うちに => While; Before ~ N2
のうちに => Within... N3
Limit