facility ",灵巧"
failure "n. 失败,失败者,破产,缺乏,不足"
fairy "n. 仙女,精灵"
fall "倒下,落下,来临,失守,阵亡,"
fallacy "n. 错误的观念或信念,谬见,谬论"
false "a. 错误的,虚伪的,假的,不老实的"
familarity "n. 亲密,精通,亲密的行为"
familiar "a. 熟悉的,常见的,亲密的"
fancily adv. 1 多幻想地; 多空想地; 做作地
fantasy "n. 幻想,白日梦"
fascinate "vt. 令人入神,使着迷"
fashion "n. 流行,风尚,时样"
fashionable "a. 时髦的,上流社会的,流行的"
fastidious "a. 难取悦的,挑剔的,苛求的"
faulted adj. 有缺点的; 有毛病的
favor "n. 好意,喜爱"
favoring adj. 顺利的; 有帮助的
feigned "a. 假的,做作的,捏造的"
fervor "n. 热情,热心,炽热"

fevered "a. 发烧的,激动的,激昂的"
fictitious "a. 假想的,编造的,虚伪的"
fight "n. 打架,战斗,斗志"
fingerprint n. 指纹
flout "vt. 嘲笑,愚弄"
fluke vt.vi. 侥幸成功
foreseeable "a. 可预知的,能预测的,能看穿的"
forgo "vt. 摒绝,放弃"
freewheeling "adj. <人>无拘无束的,随心所欲的"
frivolity "n. 轻薄,轻率,不足取的事"
frivolous "a. 轻佻的,妄动的,琐碎的"
frugal "a. 节俭的,朴素的"
fueled pp. 加燃料
fulsome "a. 过度的,过分的,令人生厌的"
funny "a. 好笑的,有趣的,滑稽的"
further "a. 更远的,此外的,更多的"
futile "a. 无用的,琐细的,无效果的"