ライン川[raingawa] (river) Rhine
安倍川餅[abekawamochi] rice cakes (mochi) with Kinako
川床[kawadoko] riverbed
河川[kasen] rivers
江川る[egawaru] to (try to) act like a big-shot

香川県[kagawaken] Kagawa prefecture (Shikoku)
三途の川[sanzunokawa] Sanzu River (Buddhist equivalent of the River Styx)
山川[sansen] mountains and rivers
四川[shisen] Sichuan (China)
小川[ogawa] streamlet

雲散霧消[unsanmushou] vanishing like mist
雲霧[unmu] clouds and fog
煙霧[enmu] haze
五里霧中[gorimuchuu] totally at a loss
黒い霧[kuroikiri] thick fog

朝霧[asagiri] morning fog
内陸霧[nairikumu] inland fog
濃霧[noumu] heavy fog
氷霧[hyoumu] ice fog
噴霧機[funmuki] sprayer