N5
あつい
Definition
hot (thing), passionate (feelings, etc.), ardent, hot (e.g. gaze), hot (e.g. temper), zealous, enthusiastic, fired up, intense, severe, extreme, hot (topic), of interest
N4
こまかい
Definition
small, fine, minute, minor, trivial, sensitive, attentive
N3
ひこう
Definition
aviation, flight, flying, to fly, to take a flight
N2
はなしあい
Definition
discussion, conference
N1
しゃっくり
Definition
hiccough, hiccup