易於反掌

see 易如反掌[yi4 ru2 fan3 zhang3]

easy / amiable / to change / to exchange / prefix corresponding to the English adjective suffix "-able" or "-ible" / abbr. for 易經|易经[Yi4 jing1], the Book of Changes

very likely / prone to

surname Yu / Taiwan pr. [Yu2]

(literary) Oh! / Ah!

(of time or place) in; at; on / (indicating any indirect relation) to; toward; vis-à-vis; with regard to; for / (indicating a source) from; out of / (used in comparison) than / (used in the passive voice) by

contrary / in reverse / inside out or upside down / to reverse / to return / to oppose / opposite / against / anti- / to rebel / to use analogy / instead / abbr. for 反切[fan3 qie4] phonetic system

lit. to turn over one's palm / fig. everything is going very well.

palm of the hand / sole of the foot / paw / horseshoe / to slap / to hold in one's hand / to wield