yan1
variant of 煙|烟; cigarette; tobacco; smoke

yu1
to wither; dried leaves; faded; withered

strokes 11
radical
strokes after radical 8
抽菸 抽菸 chou1 yan1
variant of 抽煙|抽烟; to smoke (a cigarette, tobacco)

菸蒂 菸蒂 yan1 di4
variant of 煙蒂|烟蒂; cigarette butt

菸斗 菸斗 yan1 dou3
variant of 煙斗|烟斗

菸碱 菸鹼 yan1 jian3
nicotine

菸硷 菸礆 yan1 jian3
nicotine; also written 菸鹼|菸碱

菸碱酸 菸鹼酸 yan1 jian3 suan1
niacin (vitamin B3); 3-Pyridinecarboxylic acid C6H5NO2; nicotinic acid