烟い[kebui] smoky
烟たい[kebutai] smoky
烟たがる[kebutagaru] to be sensitive to smoke
烟る[keburu] to smoke (e.g. fire)
烟管[enkan] kiseru

烟突[entotsu] chimney
喫烟[kitsuen] smoking
禁烟[kinen] abstaining from smoking
煤烟[baien] dirty smoke

暗雲[anun] dark clouds
闇雲[yamikumo] recklessly
いわし雲[iwashigumo] cirro-cumulus
雨雲[amagumo] rain cloud
雲隠れ[kumogakure] disappearance

雲影[unei] cloud shape
雲海[unkai] sea of clouds
雲間[kumoma] rift between clouds
雲形[kumogata] cloud formations