ci

The letter c makes the /s/ sound when followed by e, i, or y. （ce、ci、cy 的 c 發 /s/ 的音）

ci的i通常為短i，但偶而也可以是長i。
• city (short i), civil (short i), citizen (short i), cinema (short i), cinnamon (short i), citrus (short i), cilantro (short i), cicada (short i), cinder (short i), cider (long i), cipher (long i)

• cite (i_e), recite (i_e), incite (i_e), excite (i_e), calcite (i_e), decide (i_e), coincide (i_e), incise (i_e), precise (i_e), concise (i_e), exercise (i_e), criticize (i_e), ostracize (i_e), domicile (i_e), reconcile (i_e)

• circle (ir), circus (ir), circuit (ir), circulate (ir), circular (ir), circumstance (ir)

• placid, rancid, acid, lucid, acidic, cinch, pacific, specific, implicit, explicit, complicit, elicit, illicit, solicit, deficit, tacit, incision, reciprocate, recipient, icing, icicle, calcium, hyacinth, facilitate, facility, vicinity, sociology, society, anticipate, participate, vaccinate, resuscitate, incident, coincident, coincidence, discipline, decimal, decimeter, recipe, medicine, specimen, ancillary, audacity, opacity, capacity, scarcity, electricity, publicity*, simplicity, velocity, invincible, pencil, council, docile, facile, precinct, rescind, scissors, science, scion, fascinate
*public 的‘c’ 發音為 /k/；publicity 的‘c’ 發音為 /s/ 因為後面跟著 i

• facial, artificial, beneficial, commercial, official, social, associate, appreciate, depreciate, ancient, deficient, efficient, sufficient, proficient, precious, delicious, vicious, suspicious, suspicion, physician, magician, musician, mathematician, species, conscience, conscious, luscious, voracious