词根：phan (phen, fan) = to show, to appear
词根phan来自于希腊语的phan（英文字根字典：phan来源于希腊语的phantazein） 意为to show , to appear,其元音弱化后变成phen。fan也是其变形，同义词根有来自拉丁语的monstr。
同源词：
1. diaphanous adj.（衣服等的布料）透明的；半透明的；模糊不清的[通过某物可见的 dia(=through + phan (=show,appear)]
The diaphanous curtains are lovely but don't afford much privacy.透明的窗帘虽然好看，但是私密性较差。
2. phantom n.幻影；幽灵；(P~)鬼怪式飞机 adj.幽灵的；幻觉的
phantom ships 幽灵船；phantom order 虚拟订货（政府订购军火等的须经正式批准执行方生效的长期协议）；phantom tumor 幻想瘤；假性瘤
3. phantasm n.幻影；幽灵 [浮在眼前的东西]
phantasmal adj.幻影（似）的；幽灵（似）的；n.phantasmagoria 变幻无常的幻觉（梦中、发高烧时出现）
4. phenom n.（体育界等的）杰出人才 *phen<phan (=appear)
5. phenomenon n.现象；奇才；奇迹 *phen<phan(=appear,show)
6. phenomenal adj.现象的；关于现象的；感觉到的；惊人的，杰出的 *phen<phan(=appear,show)
phenomenal world [哲]现象世界；phenomenal memory 惊人的记忆力
7. phenotype n.[生]表现型（指一个生物体的可观测性状）(genotype遗传型）*phen<phan(=appear,show)
8. fantasia n.幻想曲；集成曲 *fan<phan(=appear,show)
9. fantasy n.空想，幻想；幻想的产物；幻想曲 *phen<phan(=appear,show)
10. fantastic;-tical adj.空想的；怪诞的；（计划、想法等）不现实的；令人吃惊的；极好的 *fan<phan(=appear,show)
Fantastic dreams/shapes/fashions 奇怪的梦/模样/时尚；Christina's a really fantastic girl!克里斯蒂真是个出色的女孩！
11. fancy n.（没有根据的）想像，幻想；爱好，嗜好
adj.空想的，想像的；装饰的；花式的；花哨的；杂色的；别致的；精致的；精选的；
v.空想的，想像；喜欢 *fan<phan(=appear,show)
I have a fancy that she will not come.我猜她不会来了；fancy cake 花式蛋糕；fancy goods 花哨商品；fancy button 装饰性的纽扣；fancy ball/dress化装舞会
12. fanciful adj.陷入空想的，想像的，充满幻想的；不现实的；奇异的 *fan<phan(=appear,show)
fancied adj.空想的，想像的 fancied grievances 无限据的不满
fanciful writer 富于幻想的作家;fanciful drawings 奇异的画
13. fancier n.（附在名词后）爱好者；（展览或观赏型动、植物的）育种者 *fan<phan(=appear,show)
bird/dog/rose fancier 鸟/狗/玫瑰的育种者
14. phase n. 方面；阶段；时期 v.使配合；分段实施 [眼睛所能看到的情况]
词根词缀：pheno-, phaeno-, phen-, phenomeno-, -phen
【来源及含义】Greek: to show, to appear, or to display; making evident; literally, "to come to light" or "to bring to light"
【相关描述】Don't confuse the words in this unit with those in the phengo-, pheng- unit.
【相关词根词缀】 Etymologically related "light, shine, glow" word families: ethero-; fulg-; luco-; lumen-, lum-; luna, luni-; lustr-; phengo-; phospho-; photo-; scinti-, scintill-; splendo-. Etymologically related "look, see, view, visible, vision" word families: blep-; -orama; scopo-; spec-; vid-, visuo-. Cross references of word families that are related directly, or indirectly, to: "appear, visible, visual, manifest, show, see, reveal, look": blep-; delo-; demonstra-; opt-; -orama; pare-; phanero-; phant-; scopo-; spec-; vela-, veal-; video-, visuo-.
【同源单词】allophenic, apophenia, heterophenomenology, isophene, isophenomenal, isophenous